{"title":"Allen-Bradley SLC 500","description":"\u003cp\u003e\u003cspan class=\"\"\u003eThe SLC 500 is one of the most successful legacy PLC platforms in industrial history.\u003c\/span\u003e\u003cspan class=\"\"\u003e We specialize in providing hard-to-find,\u003c\/span\u003e\u003cspan class=\"\"\u003e original 1747 processors and 1746 I\/O modules to keep your existing systems operational.\u003c\/span\u003e\u003cspan class=\"\"\u003e From analog input cards to Ethernet interface modules,\u003c\/span\u003e\u003cspan class=\"\"\u003e we offer factory-sealed and tested SLC 500 spares,\u003c\/span\u003e\u003cspan class=\"\"\u003e helping you avoid the high cost of total system migration while maintaining peak performance.\u003c\/span\u003e\u003c\/p\u003e","products":[{"product_id":"rockwell-1747-sdn-63-node-devicenet-scanner-slc-500","title":"Rockwell 1747-SDN 63-Node DeviceNet Scanner SLC 500","description":"\u003ch3\u003eAllen-Bradley 1747-SDN SLC 500 DeviceNet Scanner Module\u003c\/h3\u003e\n\u003ch3\u003e\u003cstrong\u003eProduct Overview\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003eThe\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003e1747-SDN\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eis a high-performance DeviceNet Scanner Module designed for the Allen-Bradley SLC 500 platform. It serves as the master communication interface, allowing SLC 5\/03, 5\/04, and 5\/05 processors to control, configure, and collect data from up to 63 DeviceNet-compatible slave devices. This module is essential for integrating motor starters, variable frequency drives (VFDs), sensors, and distributed I\/O into a centralized control system. By supporting multiple data exchange modes and providing a transparent \"Pass-Through\" feature for software configuration, the\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003e1747-SDN\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003esignificantly reduces system wiring while increasing diagnostic visibility across the industrial network.\u003c\/p\u003e\n\u003ch3\u003e\u003cstrong\u003eTechnical Specifications\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003eThe\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003e1747-SDN\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eintegrates directly into the SLC 500 chassis and manages the DeviceNet physical and data link layers.\u003c\/p\u003e\n\u003cul class=\"list-paddingleft-2\"\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eManufacturer\u003c\/strong\u003e: Rockwell Automation \/ Allen-Bradley\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eModel Number\u003c\/strong\u003e:\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003e1747-SDN\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eModule Type\u003c\/strong\u003e: DeviceNet Scanner Module\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eSystem Compatibility\u003c\/strong\u003e: SLC 500 Series (SLC 5\/03 or higher)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eDeviceNet Node Capacity\u003c\/strong\u003e: 63 Slave Nodes (Nodes 0–63, Scanner occupies one)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eCommunication Rates\u003c\/strong\u003e: 125 k, 250 k, and 500 k baud\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eBackplane Current Draw\u003c\/strong\u003e: 500 mA at 5V DC\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eDeviceNet Current Draw\u003c\/strong\u003e: 90 mA at 24V DC (sourced from the network)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eI\/O Messaging Modes\u003c\/strong\u003e: Polled, Strobe, Cyclic, and Change-of-State (COS)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eDeviceNet Power\u003c\/strong\u003e: 11–25V DC (Linear power supply recommended)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eIsolation\u003c\/strong\u003e: 500V DC (between DeviceNet and SLC backplane)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eOperating Temperature\u003c\/strong\u003e: 0°C to 55°C (32°F to 131°F)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eProduct Net Weight\u003c\/strong\u003e: 0.17 kg (0.37 lbs)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e\u003cstrong\u003eKey Functional Features\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cul class=\"list-paddingleft-2\"\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eOptimized Network Traffic\u003c\/strong\u003e: Through Change-of-State (COS) and Cyclic I\/O modes, the\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003e1747-SDN\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003ereduces bandwidth consumption by updating the processor only when data changes or at specific intervals.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eDeviceNet Pass-Through\u003c\/strong\u003e: This feature enables a PC connected to the SLC processor to configure DeviceNet nodes directly using RSNetWorx for DeviceNet, eliminating the need for a separate 1770-KFD or USB-CAN adapter.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eStatus Display\u003c\/strong\u003e: A built-in 2-digit numeric display provides real-time diagnostic codes, identifying specific node failures or network errors (e.g., Code 77 for communication faults) for rapid troubleshooting.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eModular Integration\u003c\/strong\u003e: Compatible with standard SLC 500 I\/O racks, allowing for easy expansion and hardware migration in legacy systems.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Allen Bradley","offers":[{"title":"Default Title","offer_id":42870823682138,"sku":"1747-SDN","price":99.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0710\/5957\/0778\/files\/236._e1d5cd10-6cb7-4783-87c6-870d86111201.jpg?v=1770867699"},{"product_id":"bently-nevada-21747-080-00-vibration-sensor-cable-no-armor","title":"Bently Nevada 21747-080-00 Vibration Sensor Cable No Armor","description":"\u003ch3\u003eProduct Overview\u003c\/h3\u003e\n\u003cp\u003eThe\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eBently Nevada 21747-080-00\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eacts as the high-precision electrical bridge between a proximity probe and a Proximitor Sensor. This extension cable maintains signal integrity for eddy current measurement systems, enabling accurate vibration and shaft position monitoring of critical rotating machinery. We supply this cable in\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003e100% Brand New and Original factory condition\u003c\/strong\u003e, ensuring the impedance and capacitance match perfectly with your existing Bently Nevada monitoring hardware for calibrated accuracy.\u003c\/p\u003e\n\u003ch3\u003ePart Number Breakdown: 21747-AAA-BB\u003c\/h3\u003e\n\u003cp\u003eThe dash code configuration defines the physical length and protective options for the cable:\u003c\/p\u003e\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr class=\"firstRow\"\u003e\n\u003ctd\u003e\u003cstrong\u003eOption Code\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cstrong\u003eSelection\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cstrong\u003eDescription\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003e080 (AAA)\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eCable Length\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e8.00 meters (approx. 315 inches)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003e00 (BB)\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eArmor Option\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eWithout Stainless Steel Armor\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\n\u003cp\u003eThe 21747-080-00 utilizes specialized coaxial construction to prevent signal attenuation over long distances.\u003c\/p\u003e\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr class=\"firstRow\"\u003e\n\u003ctd\u003e\u003cstrong\u003eFeature\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cstrong\u003eSpecification Details\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eManufacturer\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eBently Nevada (Baker Hughes)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003ePart Number\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e21747-080-00\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eTotal Length\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e8.00 Meters\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eProtection\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eStandard Insulation (No Armor)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eCountry of Origin\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eMade in U.S.A.\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eShipping Weight\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e1.5 Kg\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eCompatibility\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e7200 and 3300 series proximity systems\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eCertifications\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eCertificate of Origin (COO) available upon request\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch3\u003eEngineering Advantages\u003c\/h3\u003e\n\u003cul class=\"list-paddingleft-2\"\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eOptimized Signal Transmission:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eThis cable features tight capacitance tolerances to ensure the Proximitor Sensor receives a clean, unshielded eddy current signal. This precision prevents measurement drift and maintains the linearity of vibration data.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eFlexible Routing:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eThe \"Without Armor\" (00) option provides maximum flexibility. This allows engineers to route the cable through tight conduit runs or internal machine galleries where rigid armored cables cannot pass.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eRugged Connector Integrity:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eThe factory-installed connectors resist the oils and industrial fluids commonly found in turbine and compressor housings. These connectors provide a secure, low-resistance mechanical lock that prevents signal interruption due to machine vibration.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eCalibrated System Matching:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eUsing the correct 8-meter length ensures the total system electrical length matches the Proximitor's calibration. This eliminates the need for field recalibration when replacing damaged leads.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eFAQs\u003c\/h3\u003e\n\u003cul class=\"list-paddingleft-2\"\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eCan I use this 8-meter cable to replace a 5-meter cable?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eNo. Proximitor systems are calibrated for a specific total electrical length (typically 5m or 9m total including the probe lead). Changing the extension cable length will alter the system's sensitivity and accuracy. Always match the replacement cable to your system's original specifications.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eHow do I protect this cable if it is not armored?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eWe recommend installing the 21747-080-00 inside a dedicated liquid-tight flexible conduit or rigid electrical conduit. This provides physical protection against impact and sharp edges while retaining the ease of routing offered by a non-armored cable.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eIs this cable compatible with 3300 XL series probes?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eThe 21747 series is primarily associated with the 7200 and older 3300 systems. While some connectors may look similar, the 3300 XL system typically uses a different cable part number (such as 330130). Always verify your Proximitor's required cable type before installation.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eIn what condition is this cable supplied?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eWe guarantee the\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eBently Nevada 21747-080-00 is 100% Brand New\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eand original. It ships in original manufacturer packaging and includes a full factory warranty.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Bently Nevada","offers":[{"title":"Default Title","offer_id":43242603151450,"sku":"21747-080-00","price":99.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0710\/5957\/0778\/files\/494._52b4f773-e230-4114-9ff3-2aef4beb443c.jpg?v=1776674652"},{"product_id":"brand-new-1746-a13-allen-bradley-slc-500-chassis-box","title":"Brand New 1746-A13 Allen Bradley SLC 500 Chassis Box","description":"\u003ch3\u003eProduct Overview\u003c\/h3\u003e\n\u003cp\u003eThe\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eAllen-Bradley 1746-A13\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eserves as the primary backbone for high-density SLC 500 control systems. This 13-slot modular chassis provides the physical housing and electrical interconnectivity for SLC 500 processors, power supplies, and a diverse range of I\/O modules. We supply this unit as\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003e100% Brand New and Original\u003c\/strong\u003e, ensuring optimal signal integrity across the backplane for your mission-critical automation loops.\u003c\/p\u003e\n\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr class=\"firstRow\"\u003e\n\u003ctd\u003e\u003cstrong\u003eFeature\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cstrong\u003eSpecification Details\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eNumber of Slots\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e13 Module Slots\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eCompatible System\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eSLC 500 (Bulletin 1746)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eBackplane Current (5V DC)\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e5.0 A Maximum\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eBackplane Current (24V DC)\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e1.5 A Maximum\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eMounting Options\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003ePanel Mount or DIN Rail\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eOperating Temperature\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e0°C to 60°C (32°F to 140°F)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eStorage Temperature\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e-40°C to 85°C (-40°F to 185°F)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eDimensions (WxHxD)\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e17.5 x 5.5 x 5.8 inches (445 x 140 x 147 mm)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eShock (Operating)\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e300g\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eVibration\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e5g @ 10-500 Hz\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch3\u003eEngineering Advantages\u003c\/h3\u003e\n\u003cul class=\"list-paddingleft-2\"\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eMaximum Expansion Capacity:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eAs the largest chassis in the SLC 500 family, the 1746-A13 allows engineers to consolidate high I\/O counts into a single rack. This reduces the need for multiple chassis interconnect cables and simplifies the system architecture.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eHigh-Speed Backplane Communication:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eThe integrated backplane bus facilitates seamless data exchange between the processor in slot 0 and all peripheral I\/O modules. It ensures deterministic performance for complex process control and high-speed discrete logic.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eFlexible Industrial Mounting:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eThe chassis supports both traditional panel mounting using industrial-grade bolts and standard 35mm DIN rail installation. This flexibility accommodates various control cabinet layouts and helps optimize internal panel space.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eThermal Management Design:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eThe open-style chassis design promotes natural convection cooling. This prevents heat buildup around high-density analog or specialty modules, ensuring the SLC 500 system maintains reliable operation at its full 60°C rated temperature.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eDedicated Power Supply Slot:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eThe 1746-A13 features a dedicated mounting position on the left side for 1746 series power supplies. This direct-connect design eliminates external wiring between the power source and the backplane, minimizing electrical noise and potential failure points.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eFAQs\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eDoes the 1746-A13 include the power supply?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eNo. You must purchase the SLC 500 power supply (such as the 1746-P1, P2, or P4) separately. The power supply mounts to the specialized left-hand bracket and plugs directly into the backplane connectors.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eCan I use this chassis to expand a CompactLogix system?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eThe 1746-A13 only supports SLC 500 (Bulletin 1746) hardware. However, you can connect this chassis to a ControlLogix or CompactLogix system as remote I\/O by installing a 1747-ASB (Remote I\/O Adapter) or 1747-AENTR (EtherNet\/IP Adapter) in the first slot.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWhat is the correct slot numbering for the 1746-A13?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eThe slots are numbered 0 through 12, starting from the left. In a standalone or local rack, the processor (CPU) always occupies Slot 0. If used as an expansion or remote rack, the communication adapter occupies Slot 0.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eHow do I manage cable strain for 13 slots of I\/O?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eWe recommend using the 1746-N2 chassis shield or standard wire ducting immediately below the rack. This ensures that the weight of the field wiring does not put undue stress on the module terminal blocks or the chassis connectors.\u003c\/p\u003e","brand":"Allen Bradley","offers":[{"title":"Default Title","offer_id":43353742606426,"sku":"1746-A13","price":99.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0710\/5957\/0778\/files\/487._bf3bba05-3600-4647-a46a-72a94586243f.jpg?v=1778572140"},{"product_id":"slc-500-16-channel-relay-output-module-1746-ow16-allen-bradley","title":"SLC 500 16-Channel Relay Output Module | 1746-OW16 Allen Bradley","description":"\u003ch3\u003eProduct Overview\u003c\/h3\u003e\n\u003cp\u003eThe\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eAllen-Bradley 1746-OW16\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eserves as a versatile interface for the SLC 500 controller series, providing 16 high-reliability electromechanical relay outputs. This module allows the simultaneous control of varied load types, including AC solenoids and DC indicators, within a single chassis slot. We supply this unit as\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003e100% Brand New and Original in Factory Packing\u003c\/strong\u003e, offering a robust solution for systems requiring physical dry-contact isolation between logic and field power.\u003c\/p\u003e\n\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr class=\"firstRow\"\u003e\n\u003ctd\u003e\u003cstrong\u003eFeature\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cstrong\u003eSpecification Details\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eNumber of Outputs\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e16 Electromechanical Relay Outputs\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eOperating Voltage (AC)\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e5…265 V AC\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eOperating Voltage (DC)\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e5…125 V DC\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eContinuous Current (Per Point)\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e2 A @ 120V AC \/ 1 A @ 240V AC \/ 2 A @ 30V DC\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eMaximum Current (Per Module)\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e16 A Total\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eBackplane Current (5V DC)\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e0.085 A\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eBackplane Current (24V DC)\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e0.090 A\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eOff-State Leakage Current\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e0 mA\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eOperating Temperature\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e0°C to 60°C (32°F to 140°F)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eSeries\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eSLC 500 (Bulletin 1746)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch3\u003eEngineering Advantages\u003c\/h3\u003e\n\u003cul class=\"list-paddingleft-2\"\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eUniversal Load Compatibility:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eThe 1746-OW16 controls both AC and DC field devices. This flexibility eliminates the need for separate sourcing and sinking modules, simplifying spare parts inventory and cabinet design.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eSuperior Galvanic Isolation:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eMechanical relay contacts provide physical separation between the SLC backplane and high-voltage field transients. This protects the CPU and adjacent modules from electrical noise and surges common in motor control centers.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eZero Leakage Current:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eUnlike solid-state triac or transistor modules, the electromechanical contacts in the 1746-OW16 exhibit zero off-state leakage. This ensures that high-impedance loads, such as LED indicators or small relays, turn off completely every time.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eHigh Power Handling:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eThe module supports up to 2 Amperes per point. This capacity allows for the direct driving of larger contactors and solenoids without the cost and space requirements of interposing relays.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eMixed Voltage Support:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eBecause the relay contacts are \"dry,\" you can mix different voltages across different output groups in the same module (within the limits of the common terminals), offering unprecedented wiring flexibility.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eFAQs\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eCan I replace a 1746-OW8 with a 1746-OW16?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eYes, the 1746-OW16 provides the same relay functionality but doubles the output density from 8 to 16 points. You must update your processor's I\/O configuration in RSLogix 500 and verify that your wiring harness matches the 16-point terminal block layout.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWhat is the life expectancy of the relay contacts?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eMechanical life typically exceeds 10,000,000 cycles. However, electrical life depends on the load type (inductive vs. resistive) and the current draw. Using surge suppressors (RC networks for AC, diodes for DC) across inductive loads significantly extends contact life.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWhy does the module show 0.0 A draw on the 24V DC backplane in some specs?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eThe 1746-OW16 Series C and later primarily draw their relay coil power from the 24V DC backplane (approx. 90 mA when all relays are energized). Always ensure your SLC power supply (e.g., 1746-P1 or P2) has sufficient 24V capacity to support the number of relay modules installed.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eIs this module suitable for high-speed switching?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eNo. Mechanical relays have inherent turn-on and turn-off delays (typically 10-20 ms). For high-speed applications or PWM control, use transistor (1746-OB16) or triac (1746-OA16) solid-state modules instead.\u003c\/p\u003e","brand":"Allen Bradley","offers":[{"title":"Default Title","offer_id":43353770295386,"sku":"1746-OW16","price":99.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0710\/5957\/0778\/files\/488._c550d23b-ecb0-4a7e-ae8e-9e4a4bb1caab.jpg?v=1778572485"},{"product_id":"1746-hsce-allen-bradley-5v-12v-24v-dc-high-speed-counter","title":"1746-HSCE Allen-Bradley 5V\/12V\/24V DC High Speed Counter","description":"\u003ch3\u003eProduct Overview\u003c\/h3\u003e\n\u003cp\u003eThe\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eAllen-Bradley 1746-HSCE\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eserves as a high-performance positioning module for the SLC 500 PLC platform. It provides the essential interface between high-speed field devices—such as encoders and pulse-generating sensors—and the processor backplane. This module excels in applications requiring real-time tracking of speed, length, or position. We guarantee this unit is\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003e100% Brand New and Original\u003c\/strong\u003e, providing a critical lifeline for maintaining legacy SLC 500 architectures that demand high-speed precision.\u003c\/p\u003e\n\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr class=\"firstRow\"\u003e\n\u003ctd\u003e\u003cstrong\u003eFeature\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cstrong\u003eSpecification\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eCounting Channels\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e1 Bidirectional Channel\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eInput Signals\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eQuadrature, Pulse\/Direction, Up\/Down\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eInput Voltage Range\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eDifferential (0–5V DC), Single-ended (±5V DC)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eOutput Ratings\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e5V, 12V, or 24V DC (4 Open Collector Outputs)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eBackplane Current\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e320 mA @ +5V DC\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eThroughput (Range Mode)\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e3.9 ms\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eThroughput (Sequencer Mode)\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e1.8 ms\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eIsolation\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e1500V (Input to Backplane)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eMax Cable Length\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e305 meters (1000 feet)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch3\u003eEngineering Advantages\u003c\/h3\u003e\n\u003cul class=\"list-paddingleft-2\"\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eSuperior Noise Immunity:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eThe 1500V industrial-grade isolation protects the SLC 500 backplane from electrical transients and common-mode noise. This ensures stable data transmission in environments with heavy motor interference.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eLong-Distance Signal Integrity:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eThe module supports differential encoder signals over cable runs reaching 305 meters (1000 ft). This capability allows engineers to mount the PLC rack far from the mechanical drive system without sacrificing signal resolution.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eHardware-Based Output Control:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eBy utilizing the four onboard open-collector outputs, the 1746-HSCE triggers external hardware directly based on count presets. This bypasses the PLC scan time, providing near-instantaneous response for high-speed cutting or sorting applications.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eOperational Versatility:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eThe hardware supports multiple counting modes—including Range, Rate, and Sequence. This flexibility allows one module to handle diverse tasks, from simple conveyor speed tachometry to complex multi-step assembly positioning.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eFAQs\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eCan I use the 1746-HSCE to replace an existing 1746-HSC module?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eThe 1746-HSCE offers expanded functionality compared to the standard 1746-HSC, including more sophisticated sequencer modes and broader output voltage support. While they share the SLC 500 footprint, you must verify the I\/O mapping and ladder logic configuration, as the memory map differs between these models.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWhat is the benefit of using the differential input mode?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eDifferential inputs utilize two wires per signal (A and A-not) to cancel out electromagnetic interference (EMI). We highly recommend this mode for long cable runs or installations near high-frequency drives to prevent \"ghost pulses\" from corrupting your position data.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eDoes this module require an external power supply for the encoder?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eThe 1746-HSCE draws its operating power from the SLC 500 backplane (320 mA). However, the external encoder and the open-collector outputs require a separate DC power source (5V, 12V, or 24V) depending on your field device specifications.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eHow does the 1746-HSCE handle high-speed pulse trains after the 2024 discontinuation?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eDespite its discontinued status, the 1746-HSCE remains the most reliable native solution for SLC 500 systems. It continues to process high-frequency signals with the same sub-4ms throughput, ensuring your legacy machines maintain original factory performance standards.\u003c\/p\u003e","brand":"Allen Bradley","offers":[{"title":"Default Title","offer_id":43359125667930,"sku":"1746-HSCE","price":99.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0710\/5957\/0778\/files\/499_a332e037-f90a-4fda-86ae-b0f175bc6b1d.jpg?v=1778633922"},{"product_id":"slc-500-32-point-dc-input-module-1746-ib32-allen-bradley","title":"SLC 500 32-Point DC Input Module | 1746-IB32 Allen-Bradley","description":"\u003ch3\u003eProduct Overview\u003c\/h3\u003e\n\u003cp\u003eThe\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eAllen-Bradley 1746-IB32\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003edelivers high-density discrete input capacity for the SLC 500 PLC platform. This module interfaces 32 separate 24V DC field devices—such as proximity sensors, limit switches, and photoelectric eyes—into a single chassis slot. By doubling the point count of standard 16-point modules, it significantly reduces the physical footprint and hardware costs of your control system. We supply this unit as\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003e100% Brand New and Original\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003ein factory packaging, specifically supporting Series D requirements for modern SLC architectures.\u003c\/p\u003e\n\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr class=\"firstRow\"\u003e\n\u003ctd\u003e\u003cstrong\u003eSpecification\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cstrong\u003eTechnical Details\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eNumber of Inputs\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e32 Channels (Sinking)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eNominal Input Voltage\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e24V DC\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eOperating Voltage Range\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e15–30V DC @ 50°C; 15–26.4V DC @ 60°C\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eBackplane Current (5V)\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e103 mA (Typical)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eBackplane Current (24V)\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e0 mA\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eSignal Delay (Typical)\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e3 ms (OFF to ON)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eOff-State Current\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e1.0 mA (Maximum)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eIsolation Voltage\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e1500V Continuous (Channel-to-Backplane)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003ePower Dissipation\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e0.20W per channel; 6.65W per module\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eNet Product Weight\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e0.17 kg (0.38 lbs)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eShipping Weight\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e1.00 kg (Includes protective logistics packaging)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch3\u003eEngineering Advantages\u003c\/h3\u003e\n\u003cul class=\"list-paddingleft-2\"\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eMaximized Cabinet Space:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eThe 32-point architecture allows you to consolidate large quantities of field wiring into fewer SLC 500 chassis slots. This prevents the need for chassis expansions or additional power supplies in dense automation environments.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eIndustrial-Grade Noise Immunity:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eHigh-voltage isolation (1500V) separates the field-side 24V DC power from the sensitive 5V logic of the SLC backplane. This barrier protects the processor from electrical transients and common-mode noise generated by heavy industrial machinery.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eFast Response Times:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eA consistent 3 ms signal delay ensures the module tracks rapid state changes from high-speed sensors. This speed supports precise timing in packaging, assembly, and high-speed sorting applications.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eEnhanced Heat Management:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eThe module utilizes an efficient 24V DC sink circuit that dissipates only 0.20 Watts per channel. This low thermal profile prevents overheating in crowded control panels, maintaining system stability even at the maximum operating temperature of 60°C.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eFAQs\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eWhat type of field devices are compatible with the 1746-IB32?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eThe 1746-IB32 features a \"Sinking\" input circuit. You must use \"Sourcing\" field devices (typically PNP sensors) that provide a positive 24V DC signal to the input terminal to complete the circuit.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eDoes this module include the wiring connector?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eThe 1746-IB32 requires a high-density 40-pin connector. We recommend using the\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003e1746-N3\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eor\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003e1746-N4\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003econnectors or a pre-wired cable assembly (such as the 1746-HC series) for faster installation. Always check if your replacement needs a new connector or if you can reuse the existing field wiring arm.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eCan I use the 1746-IB32 in any slot of the SLC chassis?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eYes, you can install the 1746-IB32 in any available I\/O slot of a 1746 SLC chassis. However, ensure your power supply (e.g., 1746-P1, P2, or P4) can support the 103 mA current draw on the 5V rail for this and all other modules in the rack.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eIs this module compatible with older SLC 5\/01 or 5\/02 processors?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eYes, the 1746-IB32 is compatible with the entire SLC 500 family (5\/01 through 5\/05). Because it is a high-density module, ensure your RSLogix 500 software is updated to the version that supports 32-point I\/O addressing.\u003c\/p\u003e","brand":"Allen Bradley","offers":[{"title":"Default Title","offer_id":43359185862746,"sku":"1746-IB32","price":99.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0710\/5957\/0778\/files\/6._bdbf83ba-f338-49d2-9d26-4a8f9b2412d3.jpg?v=1778636683"},{"product_id":"ab-1746-nio4v-slc-500-combination-analog-voltage-module","title":"AB 1746-NIO4V | SLC 500 Combination Analog Voltage Module","description":"\u003ch3\u003eProduct Overview\u003c\/h3\u003e\n\u003cp\u003eThe\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eAllen-Bradley 1746-NIO4V\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003efunctions as a versatile analog combination module for the SLC 500 platform, providing both input and output capabilities in a single chassis slot. It features two differential inputs capable of handling both voltage and current signals, alongside two dedicated non-isolated voltage outputs. This \"combination\" architecture proves ideal for PID loop control where a single slot must manage both the sensor feedback and the command signal to an actuator. We supply this module as\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003e100% Brand New and Factory Sealed\u003c\/strong\u003e, ensuring peak performance for your legacy or existing SLC systems.\u003c\/p\u003e\n\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr class=\"firstRow\"\u003e\n\u003ctd\u003e\u003cstrong\u003eSpecification\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cstrong\u003eTechnical Details\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eModule Type\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eAnalog Combination (2-In \/ 2-Out)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eNumber of Inputs\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e2 Differential (Voltage or Current)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eNumber of Outputs\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e2 Non-Isolated (Voltage only)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eInput Voltage Range\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e-10V to +10V DC\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eInput Current Range\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e-20 mA to +20 mA\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eOutput Voltage Range\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e-10V to +10V DC\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eAnalog Resolution\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e16-bit (Input) \/ 14-bit (Output)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eBackplane Current (5.1V)\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e55 mA\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eBackplane Current (24V)\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e115 mA\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eUpdate Time\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e512 microseconds\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eStep Response\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e60 ms (Input) \/ 2.5 ms (Output)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eNet Product Weight\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e0.45 kg (1.00 lbs)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eShipping Weight\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e2.00 kg (Includes robust protective packaging)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch3\u003eEngineering Advantages\u003c\/h3\u003e\n\u003cul class=\"list-paddingleft-2\"\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eSlot-Saving Efficiency:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eBy integrating two inputs and two outputs into a single 1746 module, the 1746-NIO4V frees up critical chassis space. This allows you to add complex analog control to compact SLC 5\/03 or 5\/04 systems without upgrading to a larger rack.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eHigh-Precision Signal Processing:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eThe module utilizes 16-bit input resolution to detect minute fluctuations in process variables. This level of sensitivity ensures that your SLC processor receives accurate data for critical pressure, temperature, or flow applications.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eRapid Loop Response:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eWith a dedicated update time of 512 microseconds and a fast 2.5 ms output step response, this module handles dynamic control tasks with ease. It minimizes the lag between signal acquisition and actuator command, a necessity for stable high-speed closed-loop control.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eDifferential Input Protection:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eThe differential input design rejects common-mode noise and ground loops often found in industrial environments. This hardware-level filtering ensures signal integrity even when field sensors share long cable runs with noisy motor leads.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eFAQs\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eWhat is the difference between the 1746-NIO4V and the 1746-NIO4I?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eThe 1746-NIO4V provides\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eVoltage Outputs\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003e(-10V to +10V), whereas the 1746-NIO4I provides\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eCurrent Outputs\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003e(0 to 20 mA). Both modules offer the same input capabilities, but you must choose the model that matches your actuator's required signal type.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eDoes the 1746-NIO4V require an external power supply?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eThe module draws its operating power directly from the SLC 500 backplane (55 mA at 5V and 115 mA at 24V). However, you must ensure your chassis power supply (e.g., 1746-P1 or P2) has sufficient remaining capacity on the 24V rail, as analog modules are significantly more power-intensive than standard digital modules.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eHow do I switch between voltage and current on the input channels?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eYou configure the input type via DIP switches located on the module’s circuit board and further define the range within the I\/O configuration of your RSLogix 500 software. Ensure you set the physical switches before inserting the module into the chassis to prevent signal mismatch.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eIs this a Series A or Series B module?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eWe currently offer this as\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eNew \u0026amp; Original Series A\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003estock. While Series letters may vary based on the manufacturing date, all units remain fully backward compatible with SLC 500 systems and function identically within your PLC program logic.\u003c\/p\u003e","brand":"Allen Bradley","offers":[{"title":"Default Title","offer_id":43359199363162,"sku":"1746-NIO4V","price":99.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0710\/5957\/0778\/files\/7._e5927d9a-4766-447f-a779-98db7b2c3a4a.jpg?v=1778637063"},{"product_id":"1746-nr4-rockwell-automation-resistance-module-new-original","title":"1746-NR4 Rockwell Automation Resistance Module New Original","description":"\u003ch3\u003eProduct Overview\u003c\/h3\u003e\n\u003cp\u003eThe\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eAllen-Bradley 1746-NR4\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eprovides high-precision temperature and resistance monitoring for the SLC 500 PLC platform. This 4-channel module interfaces directly with various Resistance Temperature Detectors (RTDs) and direct resistive sources, converting these physical signals into digital data for the processor. It eliminates the need for external signal transmitters, reducing both hardware costs and potential points of failure. We supply this unit as\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003e100% Brand New and Original\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003ein factory packing, ensuring the highest accuracy for your critical process thermal loops.\u003c\/p\u003e\n\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr class=\"firstRow\"\u003e\n\u003ctd\u003e\u003cstrong\u003eSpecification\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cstrong\u003eTechnical Details\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eNumber of Channels\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e4 (Backplane isolated)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eCompatible RTD Types\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003ePlatinum (385\/3916), Copper (426), Nickel (618\/672), Nickel-Iron (518)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eResistance Input Ranges\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e0–150Ω, 0–500Ω, 0–1000Ω, 0–3000Ω\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eA\/D Conversion Method\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eSigma-Delta Modulation\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eResolution\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e0.01 °C\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eBackplane Current (5V)\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e50 mA\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eBackplane Current (24V)\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e50 mA\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eUpdate Time\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e17 ms to 1.2 seconds (Programmable)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eIsolation Voltage\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e500V DC (between inputs and backplane\/chassis)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eOperating Temperature\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e0 to 60 °C (32 to 140 °F)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eNet Product Weight\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e0.26 kg (0.56 lbs)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eShipping Weight\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e3.00 kg (Securely packed for global transit)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch3\u003eEngineering Advantages\u003c\/h3\u003e\n\u003cul class=\"list-paddingleft-2\"\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eBroad Sensor Compatibility:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eThe 1746-NR4 supports a massive library of RTD types, including Platinum (100, 200, 500, 1000 Ω), Nickel, and Copper. This versatility allows you to standardize on one module type across your entire facility, regardless of the varied sensor types installed on your machinery.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eSuperior Noise Rejection:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eUtilizing Sigma-Delta modulation and a programmable low-pass digital filter, the module effectively ignores electromagnetic interference (EMI) commonly found near large motor drives. The programmable notch frequencies allow you to filter out specific 50Hz or 60Hz line noise.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eGranular Temperature Precision:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eWith a resolution of 0.01 °C, this module handles demanding applications like chemical reaction monitoring or food processing where tight thermal tolerances are non-negotiable.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eFlexible Chassis Placement:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eYou can install the 1746-NR4 in any available I\/O slot of an SLC 500 chassis except for Slot 0 (reserved for the CPU). This provides maximum freedom during system design or field retrofits.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eFAQs\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eDoes the 1746-NR4 require calibration?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eThe 1746-NR4 performs self-calibration upon power-up and periodically during operation. This feature compensates for component aging and temperature drift, ensuring that your measurements remain accurate without manual intervention or specialized field calibration equipment.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eCan I mix different types of RTDs on the same module?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eYes. You can configure each of the four channels independently through your software (RSLogix 500). For example, Channel 0 can monitor a 100-ohm Platinum RTD while Channel 1 measures a 1000-ohm Nickel-Iron sensor.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWhat wiring configuration does the module support?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eThe module supports 2-wire, 3-wire, and 4-wire RTD configurations. For the highest accuracy and to compensate for lead-wire resistance, we strongly recommend using a 3-wire or 4-wire setup, especially if the sensors are located far from the PLC cabinet.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eHow do the LED indicators help with troubleshooting?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eThe module features five green status indicators. One LED monitors the overall module health, while the remaining four correspond to individual channels. If a channel LED turns off or flashes, it typically indicates an open circuit, short circuit, or out-of-range sensor condition, allowing for rapid field diagnostics.\u003c\/p\u003e","brand":"Allen Bradley","offers":[{"title":"Default Title","offer_id":43359212372058,"sku":"1746-NR4","price":99.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0710\/5957\/0778\/files\/8._15d043d7-c7de-4475-aa7b-1d36f32543cb.jpg?v=1778637285"},{"product_id":"chassis-expansion-cable-36-inch-ab-1746-c9-slc-500","title":"Chassis Expansion Cable 36-Inch | AB 1746-C9 SLC 500","description":"\u003ch3\u003eProduct Overview\u003c\/h3\u003e\n\u003cp\u003eThe\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eAllen-Bradley 1746-C9\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eserves as a vital hardware link within the SLC 500 modular hardware platform. This 36-inch (approx. 0.9m) interconnect cable facilitates the physical and electrical expansion of PLC chassis, allowing a single SLC 500 processor to control I\/O modules across multiple racks. By extending the backplane communication bus, the 1746-C9 enables larger-scale automation architectures without requiring additional processors. We supply this unit as\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003e100% Brand New and Original\u003c\/strong\u003e, ensuring peak signal conductivity and mechanical integrity for your legacy systems.\u003c\/p\u003e\n\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\n\u003cp\u003eThis cable features industrial-grade shielding and specialized connectors to maintain bus speed and data accuracy between chassis.\u003c\/p\u003e\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr class=\"firstRow\"\u003e\n\u003ctd\u003e\u003cstrong\u003eAttribute\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cstrong\u003eSpecification Details\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eCatalog Number\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e1746-C9\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eLength\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e3 Feet (36 Inches \/ 0.9 Meters)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eFunction\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eChassis-to-Chassis Interconnect\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eCompatibility\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eSLC 500 Fixed and Modular Chassis\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eShielding\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eMulti-layer Foil\/Braid for EMI\/RFI Noise Immunity\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eConnection Type\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eDB9-style High-Density Interconnect\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eWeight\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e0.35 lbs (0.16 kg)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eOperating Temp\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e-20 to 75 C\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eCertifications\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eUL Listed, CSA Certified, CE Marked\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch3\u003eEngineering Advantages\u003c\/h3\u003e\n\u003cul class=\"list-paddingleft-2\"\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eMulti-Chassis Expansion:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eThe 1746-C9 breaks the physical limit of a single rack. It allows engineers to link up to three chassis together, supporting high-density I\/O configurations while maintaining a centralized control logic.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eSuperior Noise Suppression:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eHigh-frequency electrical noise from VFDs and motors often disrupts backplane communications. The 1746-C9 utilizes specialized shielding to prevent \"Bus Errors\" and data corruption in high-EMI industrial environments.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eRugged Mechanical Strain Relief:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eReinforced connector boots protect the internal data pins from vibration-induced fatigue. This ensures a stable, low-resistance connection even in heavy machinery applications.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003ePlug-and-Play Integration:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eThis cable requires no software configuration. Once you physically seat the connectors into the expansion ports of the 1746 chassis, the SLC 500 backplane automatically recognizes the extended I\/O capacity.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eFAQs\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eQ: Can I use the 1746-C9 to connect an SLC 500 rack to a ControlLogix rack?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eA: No. The 1746-C9 exclusively supports the SLC 500 (1746) backplane architecture. To integrate SLC 500 I\/O with newer Logix controllers, you must use a communications adapter like the 1747-AENTR or 1747-ASB.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQ: What is the maximum total cable length allowed for chassis expansion?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eA: The SLC 500 system supports a maximum total length of 30 feet (approx. 9.1 meters) for the entire expansion string across all cables. Using the 3-foot 1746-C9 allows you to maintain low latency and high signal strength within this limit.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQ: Should I install this cable while the PLC power is on?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eA: No. Always remove power from all connected chassis before installing or removing the 1746-C9 cable. Failing to do so can result in electrical arcing, which may damage the sensitive backplane communication circuitry on both the processor and the I\/O modules.\u003c\/p\u003e","brand":"Allen Bradley","offers":[{"title":"Default Title","offer_id":43378115575898,"sku":"1746-C9","price":99.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0710\/5957\/0778\/files\/29._17e03aac-b123-4683-9d90-7935ee736ee7.jpg?v=1778815475"},{"product_id":"1747-m13-rockwell-automation-slc-500-eeprom-memory","title":"1747-M13 Rockwell Automation SLC 500 EEPROM Memory","description":"\u003ch3\u003eProduct Overview\u003c\/h3\u003e\n\u003cp\u003eThe Allen-Bradley 1747-M13 functions as a high-reliability, non-volatile Flash EEPROM memory module for the SLC 500 controller platform. This module provides 64 KB (64,000 words) of secure storage to safeguard user programs and data tables against unexpected data loss. It serves as a permanent firmware backup solution that executes automatically during power cycles or battery failures, eliminating costly system downtime and reprogramming requirements in industrial operations. We supply this product as 100% brand new, original factory hardware to guarantee maximum operational lifespan and total system compatibility.\u003c\/p\u003e\n\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\n\u003cp\u003eThe following table outlines the mechanical and electrical specifications for the 1747-M13 memory module:\u003c\/p\u003e\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr class=\"firstRow\"\u003e\n\u003ctd\u003e\u003cstrong\u003eSpecification\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cstrong\u003eDetails\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eManufacturer\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eAllen-Bradley \/ Rockwell Automation\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003ePart Number\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e1747-M13\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eProduct Family\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eSLC 500 (1746 \/ 1747 Series)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eCondition\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e100% Brand New Original\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eMemory Type\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eFlash EEPROM (Non-Volatile)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eMemory Capacity\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e64 KB (64,000 Words)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eCompatible Processors\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eSLC 5\/03, SLC 5\/04, SLC 5\/05\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eRequired Installation Adapter\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e1747-M15 Series B\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eWrite\/Erase Endurance\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e10,000 cycles\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eOperating Temperature\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e0 to 60 degrees C (32 to 140 degrees F)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eDimensions\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e51 x 25 x 8 mm (2.0 x 1.0 x 0.3 inches)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eWeight\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e0.03 kg (0.06 lbs)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch3\u003eEngineering Advantages\u003c\/h3\u003e\n\u003cul class=\"list-paddingleft-2\"\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eElimination of Battery-Dependent Downtime:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eStandard PLC memory relies on lithium batteries to maintain user programs during power outages. When these batteries fail, processors lose their logic files instantly. The 1747-M13 burning process permanently writes the ladder logic into non-volatile memory, allowing the processor to restore operation immediately upon power restoration without human intervention.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eStreamlined Maintenance and Hot-Swapping:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eBy configuring the SLC processor to load from memory on power-up (using S:1\/10 and S:1\/11 status bits), maintenance teams can replace damaged CPU hardware without connecting a laptop or using RSLogix 500 software. The new processor simply pulls the master application directly from the 1747-M13 module.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eHigh Thermal Tolerance for Harsh Panels:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eThe module supports stable operation up to 60 degrees C, preventing data corruption caused by localized heat buildup inside sealed electrical enclosures and control cabinets.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eFirmware and Data Protection:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eThe physical EEPROM installation structure guards critical automation code against accidental overwrites, unauthorized remote program modifications, and electromagnetic interference (EMI) that occasionally corrupts standard volatile RAM.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eFAQs\u003c\/h3\u003e\n\u003cul class=\"list-paddingleft-2\"\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eDo I need any additional hardware to install the 1747-M13 module onto my SLC processor?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eYes. The 1747-M13 requires a 1747-M15 Series B adapter socket to plug into the dedicated memory port on SLC 5\/03, 5\/04, and 5\/05 modular processors. The module cannot seat directly into the processor board without this specific adapter.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eWill the 1747-M13 work with an SLC 5\/01 or SLC 5\/02 controller?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eNo. The 1747-M13 module exclusively supports the memory architecture of the modular SLC 5\/03, 5\/04, and 5\/05 processors. Fixed controllers and lower-tier modular processors utilize alternative memory architectures or different part numbers like the UVPROM modules.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eHow does the controller handle data tables when loading the program from the Flash EEPROM?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eYou can configure the system behavior through your RSLogix 500 programming software. The processor can load either the entire program along with the saved data table values, or it can update only the instruction logic while preserving existing recipe values and register states currently stored in the processor RAM.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Allen Bradley","offers":[{"title":"Default Title","offer_id":43386839760986,"sku":"1747-M13","price":99.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0710\/5957\/0778\/files\/47_6a2864a1-3d1c-47e9-96b4-30b54aa66725.jpg?v=1779067583"},{"product_id":"allen-bradley-1747-l552-slc-500-4096-i-o-plc-processor","title":"Allen-Bradley 1747-L552 SLC 500 4096 I\/O PLC Processor","description":"\u003ch3\u003eProduct Overview\u003c\/h3\u003e\n\u003cp\u003eThe Allen-Bradley 1747-L552 serves as a cornerstone hardware solution for medium-to-large industrial automation systems. This SLC 5\/05 central processing unit delivers high-speed processing capabilities and scalable architecture across plant-wide networks. It utilizes 32 KB of total user memory to manage dense calculation tasks and extensive I\/O structures. The integrated 10\/100 Mbps Ethernet port enables direct Information Internet of Things (IIoT) connectivity, bypassing the need for separate communication modules. This 100% brand new, factory-original controller optimizes throughput in fast-paced production environments, including high-speed packaging, automated material handling, and complex HVAC networks.\u003c\/p\u003e\n\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr class=\"firstRow\"\u003e\n\u003ctd\u003e\u003cstrong\u003eParameter\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cstrong\u003eSpecification Value\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eManufacturer\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eAllen-Bradley \/ Rockwell Automation\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eProduct Line\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eSLC 500 Series\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eModel Number\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e1747-L552\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eProcessor Type\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eSLC 5\/05 Controller\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eTotal User Memory\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e32K Words (32,000 words battery-backed RAM)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eMemory Allocation\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e28K Words for Programming \/ 4K Words for Data Only\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eLocal I\/O Capacity\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e4096 Discrete Points\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eRemote I\/O Capacity\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e4096 Inputs and 4096 Outputs\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eSystem Analog I\/O\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eUp to 480 Points\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eMaximum Chassis Slots\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e30 Slots across a maximum of 3 Chassis\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eProgram Scan Time\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e0.9 ms per Kword (typical)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eI\/O Scan Time\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e0.225 ms (typical)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eCommunication Ports\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e1 x Ethernet RJ45 (10\/100 Mbps), 1 x RS-232 Channel 0 (DF1, DH-485, ASCII)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eProgramming Software\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eRSLogix 500, RSLinx\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eMemory Backup\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eFlash EPROM (1747-M13), Lithium Battery (1747-BA)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003ePower Supply Load Current\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e1 Amp at 5V DC, 200 mA at 24V DC\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003ePower Loss Hold-up Time\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e20 milliseconds to 3 seconds (dependent on load)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eHeat Dissipation\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e4 Watts total\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eOperating Temperature\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e0 to 60 degrees Celsius (32 to 140 degrees Fahrenheit)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eStorage Temperature\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e-40 to 85 degrees Celsius (-40 to 185 degrees Fahrenheit)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eAmbient Humidity\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e5 to 95 percent non-condensing\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eOperational Shock\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e30G peak acceleration\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eNoise Immunity\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eNEMA Standard ICS 2-230\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eAgency Certifications\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eUL, CE, RINA, UKCA\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch3\u003eEngineering Advantages\u003c\/h3\u003e\n\u003cul class=\"list-paddingleft-2\"\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eEliminate Network Bottlenecks:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eThe on-board 10\/100 Mbps Ethernet port transfers operational data at native backplane speeds. It feeds data directly to supervisory control systems, HMI hardware, and enterprise databases without requiring slow, external network bridges.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eMaximize Panel Space Utilization:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eThe modular chassis-mount construction drops directly into standard SLC 500 racks. This design packs control for up to 8192 total digital I\/O points into a tight physical footprint, which saves premium real estate inside control enclosures.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eProtect Volatile Data Profiles:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eA replaceable lithium battery pairs with optional non-volatile Flash EPROM chips. This redundant safety pairing prevents costly program corruption or register loss during sudden plant power blackouts.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eMitigate Electrical Noise Disruption:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eBuilt to pass strict NEMA ICS 2-230 standards, the internal circuitry filters out high-frequency electromagnetic interference (EMI). This heavy industrial shielding guarantees continuous, un-faulted operation near high-power motor drives and heavy switching relays.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eAccelerate Math Execution:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eThe CPU instruction set natively executes indirect addressing and advanced floating-point math variables. This processing efficiency cuts overall scan cycles down to 0.9 ms per Kword, allowing tight control loops over high-speed assembly and indexing mechanics.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eFAQs\u003c\/h3\u003e\n\u003cul class=\"list-paddingleft-2\"\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eCan the 1747-L552 replace an older SLC 5\/04 or SLC 5\/03 processor directly?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eYes. The 1747-L552 drops into the same physical slot (Slot 0) of any standard SLC 500 chassis. However, since the 1747-L552 replaces DH+ or DH-485 communication ports with an Ethernet port, engineers must reconfigure the communication path in the RSLogix 500 program before executing a project download.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eWhat action prevents program loss when replacing the backup battery?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eKeep the SLC 500 chassis powered up during battery replacement to preserve data in the volatile RAM. If you must replace the battery while the unit lacks chassis power, complete the physical exchange within 30 minutes; the internal capacitor holds data temporarily to prevent memory wipe.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eDoes this unit arrive with factory-sealed packaging?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eWe supply this item as a 100% brand new, original factory-sealed unit. It includes all official Allen-Bradley quality inspections, original internal packaging inserts, and fresh backup batteries straight from industrial distribution storage.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Allen Bradley","offers":[{"title":"Default Title","offer_id":43392024084570,"sku":"1747-L552","price":99.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0710\/5957\/0778\/files\/80_bf9b6ced-180c-4f9e-9d13-66b729ccb98a.jpg?v=1779152775"},{"product_id":"allen-bradley-1747-m11-series-b-eeprom-backup-cartridge","title":"Allen-Bradley 1747-M11 Series B EEPROM Backup Cartridge","description":"\u003ch3\u003eProduct Overview\u003c\/h3\u003e\n\u003cp\u003eThe Allen-Bradley 1747-M11 Series B functions as a plug-in, hardware-based backup solution for the modular SLC 500 controller platform. This 32 KB Electrically Erasable Programmable Read-Only Memory (EEPROM) cartridge provides dedicated, non-volatile storage for user application programs and critical register data files. It inserts directly into the built-in memory expansion slot of SLC 5\/03, SLC 5\/04, and SLC 5\/05 processors. By retaining data indefinitely without electrical current, this 100% brand new, factory-original module eliminates the risk of memory wipes during extended power outages or battery failures, facilitating seamless system restoration across automated production environments.\u003c\/p\u003e\n\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr class=\"firstRow\"\u003e\n\u003ctd\u003e\u003cstrong\u003eParameter\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cstrong\u003eSpecification Value\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eManufacturer\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eAllen-Bradley \/ Rockwell Automation\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eProduct Line\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eSLC 500 Series\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003ePart Number\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e1747-M11\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eSeries Version\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eSeries B\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eProduct Type\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eEEPROM Flash Memory Module\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eMemory Capacity\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e32 KB (32,000 words allocation profile)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eStorage Type\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eNon-Volatile Electrically Erasable Programmable ROM\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eCompatible Processors\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eSLC 5\/03, SLC 5\/04, SLC 5\/05\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eAutomatic Boot Support\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eYes (supports auto-load on power-up commands)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eData Retention\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003ePermanent without battery or backplane power\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eInstallation Layout\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eTool-free, direct plug-in CPU motherboard slot\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eOperating Temperature\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e0 to 60 degrees Celsius (32 to 140 degrees Fahrenheit)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003ePhysical Weight\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e0.04 lbs (0.01 kg)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eEnvironmental Protection\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eIndustrial-grade vibration and shock per SLC specifications\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003ePrimary Automation Role\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eDisaster recovery, automated boot management, code transport\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch3\u003eEngineering Advantages\u003c\/h3\u003e\n\u003cul class=\"list-paddingleft-2\"\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eEliminate Battery-Dependency Failures:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eThe EEPROM architecture writes code directly into stable, non-volatile memory cells. This hardware layer keeps your ladder logic intact even if the primary chassis power fails and the central processing unit's lithium battery drains completely.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eAutomate Field Recovery Procedures:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eWhen configured via programming software, the 1747-M11 triggers an automatic code restoration sequence immediately upon power initialization. If a processor encounters a memory fault, it automatically reloads the production code from this cartridge, bypassing manual technician updates.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eStreamline Hardware Replication:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eThe ultra-lightweight, tool-free plug-in cartridge design allows engineers to mirror operating programs rapidly. You can program a master cartridge in the laboratory and insert it directly into field CPUs to standardize code configurations across identical production machinery.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eWithstand Extreme Factory Thermal Profiles:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eThis add-on board meets the full industrial environmental standards of the SLC 500 platform, functioning flawlessly across a 0 to 60 degrees Celsius range. It resists the thermal cycling strains typical of unventilated distributed control cabinets.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eProtect Intellectual Code Assets:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eThe module provides a secure, physical medium to archive validated golden-image logic files. Keeping a dedicated 1747-M11 cartridge populated on the CPU motherboard prevents unauthorized online code alterations from permanently overwriting factory-default operating parameters.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eFAQs\u003c\/h3\u003e\n\u003cul class=\"list-paddingleft-2\"\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eDoes the 1747-M11 Series B module work with basic SLC 5\/01 or SLC 5\/02 processors?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eNo. The 1747-M11 memory cartridge features physical sizing and electrical logic connections designed specifically for the advanced SLC 5\/03, SLC 5\/04, and SLC 5\/05 central processing units. Basic SLC 5\/01 and 5\/02 controllers utilize a completely different physical form factor for their memory chips.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eHow do I force the SLC processor to load the program from the memory module?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eTo enable this behavior, you must establish specific bit configurations within the status file of your RSLogix 500 project prior to burning the code to the module. Setting the \"Load Memory Module on Power-up\" bit (S:1\/10) instructs the CPU to overwrite its internal volatile RAM with the contents of the 1747-M11 every time the control chassis cycles power.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eWhat is the structural condition of this specific 1747-M11 unit?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eWe supply this item as a 100% brand new, original factory-sealed item. The unit remains preserved inside its authentic Allen-Bradley protective static shielding sleeve and industrial product boxing, guaranteeing immaculate gold contact pins and zero previous installation wear.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Allen Bradley","offers":[{"title":"Default Title","offer_id":43392070484058,"sku":"1747-M11","price":99.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0710\/5957\/0778\/files\/84_4f007f87-f6f1-4362-b58b-ced40bba6a27.jpg?v=1779153948"},{"product_id":"1746-p4-allen-bradley-slc-500-high-capacity-power-supply","title":"1746-P4 Allen-Bradley SLC 500 High Capacity Power Supply","description":"\u003ch3\u003eProduct Overview\u003c\/h3\u003e\n\u003cp\u003eThe Allen-Bradley 1746-P4 operates as a high-capacity, chassis-mounted power supply module engineered explicitly for the modular SLC 500 PLC platform, including SLC 5\/02, 5\/03, 5\/04, and 5\/05 processors. This industrial power unit mounts directly on the left side of standard 1746 racks, delivering regulated 5V DC and 24V DC electrical currents straight to the backplane pathways. It provides the necessary power infrastructure to drive hungry processor tasks alongside dense digital and analog I\/O module configurations inside large 7-slot, 10-slot, or 13-slot chassis arrays.\u003c\/p\u003e\n\u003cp\u003eWe supply this product exclusively as a\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003e100% Brand New, original factory-sealed unit\u003c\/strong\u003e, guaranteeing pristine electronic circuit boards, unblemished terminal screws, and optimal chemical lifecycle integrity for the internal capacitors.\u003c\/p\u003e\n\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr class=\"firstRow\"\u003e\n\u003ctd\u003e\u003cstrong\u003eParameter\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cstrong\u003eSpecification Data\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eManufacturer\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eAllen-Bradley \/ Rockwell Automation\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eProduct Line\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eSLC 500 Series\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eModel Number\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e1746-P4\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eCondition\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e100% Brand New Original Factory Sealed\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eProduct Type\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eModular Chassis Power Supply Module\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eLine Input Voltage Range\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e85 to 132 Volts AC \/ 170 to 265 Volts AC\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eLine Input Frequency\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e47 to 63 Hz\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eTypical Line Power Requirement\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e150 VA to 190 VA at 120V AC \/ 230 VA at 240V AC\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eInternal 5V DC Current Capacity\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e10.0 Amps\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eInternal 24V DC Current Capacity\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e2.88 Amps\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003e24V DC User-Power Current\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e1.0 Amp capacity\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003e24V DC User Voltage Range\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e20.4 to 27.6 Volts DC\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eTotal Backplane Power Output\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e30 Watts maximum\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eMaximum Inrush Current\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e45 Amps maximum (20 Amps for 8 ms typical)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eDielectric Isolation Barrier\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e2600V DC for 1 second\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eShort-Circuit Protection\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eAutomatic current limiting with electronic shutdown\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eOver-Voltage Protection\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eIntegrated electronic shutdown circuitry\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eFuse Configuration\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eFactory-included internal non-replaceable soldered fuse\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eTerminal Wiring Capacity\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eUp to two 14 AWG-rated copper wires per screw terminal\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eCompatible Hardware Racks\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e1746-A7, 1746-A10, 1746-A13 Chassis\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eAmbient Operating Temperature\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e0 to 60 degrees Celsius (32 to 140 degrees Fahrenheit)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003ePhysical Dimensions\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e14.5 cm x 11.0 cm x 14.0 cm\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eHazardous Location Safety\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eClass I Division 2 Hazardous Locations; UL, CE, CSA\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch3\u003eEngineering Advantages\u003c\/h3\u003e\n\u003cul class=\"list-paddingleft-2\"\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003ePower Large-Scale Expansion Racks:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eSmall power modules suffer thermal overload when driving modern electronic cards. The 1746-P4 delivers an expanded 10 Amps of 5V DC current and 2.88 Amps of 24V DC current directly to the backplane, sustaining maximum component density inside 10-slot and 13-slot SLC chassis without requiring external sub-supplies.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eWithstand Severe Voltage Fluctuations:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eUnstable factory power grids drop and spike unpredictably. This power supply utilizes a robust transformer and input filter network that accommodates wide voltage tolerances (85 to 132V AC or 170 to 265V AC), preventing automated machinery shutdowns during sudden line sags.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eBlock High-Voltage Electrical Surges:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eIndustrial environments introduce massive noise via inductive motors and switching gear. The 1746-P4 implements a stringent 2600V DC dielectric isolation barrier for 1 second between the primary AC line terminals and the internal DC backplane, keeping high-voltage spikes away from your core CPU memory.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eSimplify Live Diagnostics:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eThe front faceplate displays a clear, green \"Power OK\" LED indicator. This physical diagnostic tool provides immediate visual verification of backplane voltage status, allowing maintenance technicians to separate incoming electrical source failures from downstream processing faults instantly.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eFAQs\u003c\/h3\u003e\n\u003cul class=\"list-paddingleft-2\"\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eCan I replace a lower-capacity 1746-P1 or 1746-P2 supply with this 1746-P4 module?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eYes. The 1746-P4 offers higher current capacities than the 1746-P1 and 1746-P2 models while maintaining the identical physical footprint and chassis attachment system on the left side of the SLC rack. It provides an ideal upgrade path when adding high-density or analog modules to an existing system.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eHow should I handle an internal fuse failure on the 1746-P4?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eThe 1746-P4 features an internal safety fuse soldered directly onto the main power circuit board to prevent fire hazards during catastrophic electrical faults. Because the factory seals this non-replaceable fuse in place, an open fuse typically indicates internal component degradation, requiring a complete module swap to resume safe, reliable operation.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eDoes this power supply require manual jumper configuration for 120V versus 240V AC inputs?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eNo. The advanced power regulation circuitry inside the 1746-P4 automatically selects and accommodates the correct incoming line voltage level within the specified 85-132V AC or 170-265V AC operating bands. Always verify your input terminal wiring layout matches the official manual before energizing the module.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Allen Bradley","offers":[{"title":"Default Title","offer_id":43392146014298,"sku":"1746-P4","price":99.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0710\/5957\/0778\/files\/93_977afd12-6d40-4dfd-bea7-25dc927f6915.jpg?v=1779157692"},{"product_id":"allen-bradley-1747-ba-slc-5-03-5-04-5-05-replacement-battery","title":"Allen-Bradley 1747-BA SLC 5\/03 5\/04 5\/05 Replacement Battery","description":"\u003ch3\u003eProduct Overview\u003c\/h3\u003e\n\u003cp\u003eThe Allen-Bradley 1747-BA serves as a critical industrial-grade lithium backup battery assembly for the SLC 500 and MicroLogix 1500 controller platforms. This non-rechargeable 3.0V DC cell provides continuous electrical current to the processor's volatile RAM circuit whenever primary system power drops out. By maintaining this voltage threshold, the battery prevents the immediate erasure of active user application programs, system configurations, timers, counters, and registers in SLC 5\/01, 5\/02, 5\/03, 5\/04, and 5\/05 hardware.\u003c\/p\u003e\n\u003cp\u003eWe supply this product exclusively as a\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003e100% Brand New, original factory unit\u003c\/strong\u003e, featuring fresh chemical cell dating, maximum charge capacity, and a pre-installed, keyed 2-pin connector plug for immediate installation into the CPU battery compartment.\u003c\/p\u003e\n\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr class=\"firstRow\"\u003e\n\u003ctd\u003e\u003cstrong\u003eParameter\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cstrong\u003eSpecification Data\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eManufacturer\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eAllen-Bradley \/ Rockwell Automation\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eModel Number\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e1747-BA\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eProduct Type\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eNon-Rechargeable Lithium Battery Assembly\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eCondition\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e100% Brand New Original\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eNominal Output Voltage\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e3.0 Volts DC\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eNominal Energy Capacity\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e850 mAh\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eChemical Composition\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eLithium Thionyl Chloride (Li-SOCl2)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eCell Size Profile\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eCR14250 Configuration\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eTerminal Connection Type\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e2-pin keyed female plug with insulated wire leads\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003ePrimary Function\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eVolatile RAM memory and data retention\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eSupported CPU Hardware\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eSLC 5\/01, 5\/02, 5\/03, 5\/04, 5\/05, MicroLogix 1500\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eSupported Memory Modules\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e1747-M11, 1747-M12, 1747-M13 Series\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eEstimated Operational Life\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e2 to 5 years (dependent on control system unpowered duration)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eOperating Thermal Envelope\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e-20 to 60 degrees Celsius (-4 to 140 degrees Fahrenheit)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eStorage Temperature Limits\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e-40 to 85 degrees Celsius (-40 to 185 degrees Fahrenheit)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eRelative Environmental Humidity\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e5 to 95 percent non-condensing\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003ePhysical Weight\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e0.04 lbs (approx. 18 grams)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch3\u003eEngineering Advantages\u003c\/h3\u003e\n\u003cul class=\"list-paddingleft-2\"\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eEliminate Costly PLC Program Corruption:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eUnexpected power grid failures wipe volatile RAM instantly if the backup power source fails. The 1747-BA maintains a stable 3.0V DC charge directly to the processor memory board, preserving thousands of lines of code and proprietary automation recipes during long-term maintenance shutdowns.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eStreamline Maintenance with Keyed Safety Plugs:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eReverse polarity wiring can permanently fry delicate internal processor elements. This battery assembly includes an integrated, physical 2-pin keyed connector wire harness that slides exclusively into the official slot orientation, eliminating field insertion errors entirely.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eExtend Lifecycle via Premium Li-SOCl2 Chemistry:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eStandard alkaline chemistry leaks corrosive fluids and discharges rapidly under extreme factory ambient conditions. The Lithium Thionyl Chloride configuration minimizes self-discharge rates, delivering stable, continuous memory protection over an extended 2-to-5-year operational window.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eStandardize Backup Protocols Across Legacy Hardware:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eMaintaining distinct power accessories for every machine generation inflates warehouse overhead. The 1747-BA interfaces perfectly across the entire SLC 500 spectrum and select MicroLogix architectures, reducing inventory footprints to a single spare part.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eFAQs\u003c\/h3\u003e\n\u003cul class=\"list-paddingleft-2\"\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eCan I replace this battery while the SLC 500 processor is powered down?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eNo. You must keep the SLC 500 chassis primary power energized during the battery replacement procedure. If you disconnect the old battery while the rack power is off, the CPU capacitor will only hold the RAM memory for a few minutes before the user program and system configuration vanish completely.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eHow does a technician identify a depleted 1747-BA battery in production?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eThe front display panel of the SLC 500 CPU features a dedicated, red \"BATT\" status LED indicator. Under normal conditions, this LED stays unlit. When the battery voltage drops below the safe threshold, the \"BATT\" LED illuminates, signalling that the maintenance team must replace the battery assembly within days to prevent data loss.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eDoes this lithium cell require special shipping considerations?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eYes. Because the 1747-BA utilizes Lithium Thionyl Chloride solid chemistry, transportation authorities classify it as hazardous material (Hazmat Class 9). The product requires regulatory-compliant outer packaging, certified safety handling labels, and specific transport documentation to meet international shipping guidelines.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Allen Bradley","offers":[{"title":"Default Title","offer_id":43392158662746,"sku":"1747-BA","price":99.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0710\/5957\/0778\/files\/96._5e4459fc-aa95-492d-a49e-65b8faab2639.jpg?v=1779158471"},{"product_id":"allen-bradley-slc-500-8-channel-temperature-card-1746-nr8","title":"Allen Bradley SLC 500 8-Channel Temperature Card 1746-NR8","description":"\u003ch3\u003eProduct Overview\u003c\/h3\u003e\n\u003cp\u003eThe Allen Bradley 1746-NR8 operates as a high-density, 8-channel RTD and resistance analog input module designed explicitly for the legacy SLC 500 programmable logic controller platform. This open-style chassis card translates low-voltage resistance variations from field temperature sensors into precise digital values for the central SLC processor. Although the original manufacturer designated this model as a legacy item, we supply this product exclusively as a 100% brand new, original unit in its authentic factory box to guarantee immediate replacement compatibility and long-term asset lifecycle expansion.\u003c\/p\u003e\n\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr class=\"firstRow\"\u003e\n\u003ctd\u003e\u003cstrong\u003eParameter\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cstrong\u003eSpecification Details\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eManufacturer\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eAllen Bradley (Rockwell Automation)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eModel Number\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e1746-NR8\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eCore Platform Series\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eSLC 500 Systems\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eInput Channel Density\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e8 Isolated Channels\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eSupported Signal Types\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003ePt100, Ni100, Cu100 RTDs, and Pure Resistance Inputs\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eSelectable Input Ranges\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e0 to 500 Ohms, 0 to 1000 Ohms, 0 to 3000 Ohms\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eMeasurement Resolution\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e0.05 Ohms (500 Ohm range), 0.1 Ohms (1000 Ohm range), 0.3 Ohms (3000 Ohm range)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eModule Base Accuracy\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003ePlus or minus 0.3 Percent of Full Scale\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eChannel Conversion Speed\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eApprox. 100 ms per channel\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eContinuous Isolation Rating\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e50 V continuous (Channel-to-backplane circuit)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eBackplane Current Draw (5 VDC)\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e150 mA\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003ePhysical Wiring Interface\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eRemovable 1746-HT Terminal Block\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eOperating Temperature Limits\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e0 to 60 Degrees Celsius\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eStorage Temperature Limits\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e-40 to 85 Degrees Celsius\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003ePermissible Humidity Range\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eUp to 95 Percent Non-Condensing Relative Humidity\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eNet Weight\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e0.48 kg (0.75 lbs)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eHardware Package Footprint\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e127 x 51 x 152 mm\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch3\u003eEngineering Advantages\u003c\/h3\u003e\n\u003cp\u003eFood processing facilities, chemical plants, and heavy thermal energy networks require exceptionally stable temperature monitoring to maintain process safety and batch consistency. The 1746-NR8 addresses these processing demands by providing 8 high-accuracy input channels within a single slot footprint, allowing engineers to maximize slot utilization inside standard SLC 500 chassis. The module supports multiple selectable resistance ranges (0 to 500, 1000, and 3000 Ohms) to match Pt100, Ni100, and Cu100 RTD physical characteristics without needing external signal conditioning transducers.\u003c\/p\u003e\n\u003cp\u003eThe hardware utilizes an advanced channel filtering design that rejects common high-frequency electromagnetic interference (EMI) originating from large induction motors and nearby variable frequency drives (VFDs). A robust continuous isolation barrier rated for 50 V defends the internal backplane bus against stray field ground loops, preventing field electrical noise from corrupting data on the primary processor.\u003c\/p\u003e\n\u003cp\u003eTo accelerate field installation and maintenance cycles, the module features a removable 1746-HT wiring terminal block. Field technicians can swap a compromised input card out of the rack without loosening individual sensor signal wires, entirely eliminating rewiring errors and cutting downtime.\u003c\/p\u003e\n\u003ch3\u003eFAQs\u003c\/h3\u003e\n\u003cul class=\"list-paddingleft-2\"\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eCan technicians mix different types of RTD sensors across the 8 channels of a single 1746-NR8 module?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eYes. The software configuration tools within RSLogix 500 allow independent channel definition. Maintenance teams can configure Channel 0 for a Pt100 sensor while assigning Channel 1 to a direct Ohm resistance sensor or a different RTD element type, maximizing local flexibility.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eWhat specific diagnostic steps help isolate a sensor wiring issue from an internal card hardware fault?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eThe 1746-NR8 communicates granular diagnostic bits directly to the SLC 500 controller data table. An open-circuit or short-circuit condition on the field wiring triggers a specific under-range or over-range bit for that exact channel, enabling operators to identify broken wires on the factory floor without pulling the module from the chassis.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eDoes this module draw power directly from an external 24 VDC power supply terminal line?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eNo. The 1746-NR8 derives all required operational voltages directly from the standard SLC 500 backplane power supply bus, consuming 150 mA at 5 VDC. This self-contained layout eliminates the need to route extra external power loops to the card, reducing cabinet wiring clutter.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Allen Bradley","offers":[{"title":"Default Title","offer_id":43392592543834,"sku":"1746-NR8","price":99.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0710\/5957\/0778\/files\/100._4bba1ed1-cf78-480c-9de0-d66391f450cb.jpg?v=1779174069"},{"product_id":"slc-500-16-point-ac-input-module-1746-ia16-allen-bradley","title":"SLC 500 16-Point AC Input Module | 1746-IA16 Allen Bradley","description":"\u003ch3\u003eProduct Overview\u003c\/h3\u003e\n\u003cp\u003eThe Allen Bradley 1746-IA16 acts as a high-density, discrete AC input module for the legacy SLC 500 platform. This single-slot module reads 100\/120V AC status signals from field-level command equipment, including pushbuttons, limit switches, selector dials, and motor starter auxiliary contacts. It bridges the gap between field infrastructure and control processors by translating external electrical logic into digital backplane commands. We provide this component as a 100% brand-new, original unit to secure immediate deployment compatibility and extend the operating lifespans of active factory chassis.\u003c\/p\u003e\n\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr class=\"firstRow\"\u003e\n\u003ctd\u003e\u003cstrong\u003eParameter\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cstrong\u003eSpecification\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eManufacturer\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eAllen Bradley\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eProduct Line\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eSLC 500 System\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003ePart Number\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e1746-IA16 (Series B Variant)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eCondition\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e100% Brand New Original\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eModule Type\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eDigital AC Input Module\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eNumber of Inputs\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e16 Channels\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003ePoints per Common\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e16 Points Shared via 1 Common Line\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eVoltage Category\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e100\/120V AC Signal Input\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eOperating Voltage Range\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e85 to 132 VAC at 47 to 63 Hz\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eNominal Input Current\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e10 mA per channel at 120 VAC\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eMax. Signal Transmission Delay\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eTurn-on: 35 ms \/ Turn-off: 45 ms\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eTypical Internal Signal Delay\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e8 to 10 ms typical\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eGalvanic Electrical Isolation\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e1500 V continuous channel-to-backplane\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eStatus Display Indicators\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eDedicated LED per input channel\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eBackplane Current Draw\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e0.085 A (85 mA) at 5 VDC nominal\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eOperating Temperature\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e0 to +60 degrees Celsius\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eStorage Temperature Profile\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e-40 to +85 degrees Celsius\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eEnvironmental Humidity Scope\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e5 percent to 95 percent non-condensing\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003ePhysical Weight\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e0.45 kg net \/ 2.5 kg shipping weight\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch3\u003eEngineering Advantages\u003c\/h3\u003e\n\u003cul class=\"list-paddingleft-2\"\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eSuppresses High-Voltage Inductive Noise:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eBuilt-in 1500V optical isolation paths cleanly separate the volatile 120V AC field loops from the low-voltage microchips on the SLC backplane. This protects the CPU from destructive voltage anomalies caused by raw electrical surges.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eMaximizes Density per Chassis Slot:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003ePacking 16 independent input channels into a single operational slot layout allows system integration engineers to scale up field device capacity without purchasing secondary expansion racks or adding internal power supplies.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eSimplifies Floor-Level Fault Finding:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eA matrix of 16 front-panel status LEDs maps active electricity profiles instantly. Technicians can visually trace live signals or pinpoint failed sensor lines right on the module faceplate without opening engineering software tools.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eLowers Total Internal Heat Loading:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003ePulling only 85 mA at 5V DC from the local power grid minimizes the module power footprint. This reduced draw maintains low internal ambient operating criteria, preventing adjacent communication and processing modules from experiencing early thermal wear.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eFAQs\u003c\/h3\u003e\n\u003cul class=\"list-paddingleft-2\"\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eCan the 1746-IA16 handle 24V DC or low-voltage DC signals?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eNo. This specific input card operates exclusively within an AC voltage framework (85-132 VAC). Connecting lower-voltage DC lines will not overcome the turn-on threshold of the internal optical isolators, resulting in missed signals and software diagnostic failures.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eHow are the 16 input points grouped for wiring on this terminal block?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eThe 1746-IA16 features an architecture with 16 points per common line. This means all 16 AC input field circuits connect back to a single shared neutral return terminal on the block, requiring that all monitored devices derive from the same local AC distribution phase.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eDoes this module support hot-swapping while the SLC chassis is powered up?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eNo. The SLC 500 system architecture does not support RIUP (Removal and Insertion Under Power). You must isolate and shut down all primary chassis power before sliding this brand-new module into position to avoid arching across backplane pin arrays.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Allen Bradley","offers":[{"title":"Default Title","offer_id":43404030836826,"sku":"1746-IA16","price":99.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0710\/5957\/0778\/files\/109_f770eba6-aa92-4ea7-a116-174b18f86a4b.jpg?v=1779414195"},{"product_id":"allen-bradley-1746-n2-chassis-slot-protective-filler-new","title":"Allen Bradley 1746-N2 Chassis Slot Protective Filler New","description":"\u003ch3\u003eProduct Overview\u003c\/h3\u003e\n\u003cp\u003eThe Allen Bradley 1746-N2 serves as a non-functional, physical blanking plate and protective shield designed for unpopulated I\/O module tracks inside standard SLC 500 programmable logic controller chassis. This physical insertion piece locks into empty slots on the rack backplane, closing off structural openings to maintain electrical internal boundary separations. By blocking off unutilized slots, it shields the primary system motherboard from destructive airborne debris, scrap shavings, and loose assembly hardware. We offer this component exclusively as a 100% brand-new, original unit to guarantee a snap-lock physical fit and perfect physical alignment inside active factory panels.\u003c\/p\u003e\n\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr class=\"firstRow\"\u003e\n\u003ctd\u003e\u003cstrong\u003eParameter\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cstrong\u003eSpecification\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eManufacturer\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eAllen Bradley\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eProduct Line\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eSLC 500 System Components\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003ePart Number\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e1746-N2 (Series A)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eCondition\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e100% Brand New Original\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eHardware Classification\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eSlot Filler \/ Blank Cover Module\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eSystem Compatibility\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eAll Allen Bradley SLC 500 PLC Chassis\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003ePrimary Utility\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eOccupies unused slots, shields backplane pins\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eElectrical Function\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eCompletely non-functional (no internal circuit boards)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eElectrical Draw Profile\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eZero mA (draws no power from the 5V or 24V backplane rails)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eMounting Configuration\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eStandard single-slot chassis mount\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eOperating Temperature Range\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e0 to +60 degrees Celsius\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eStorage Temperature Limits\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e-40 to +85 degrees Celsius\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eRelative Ambient Humidity\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e5 percent to 95 percent non-condensing\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eForm Factor Scope\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eIdentical to a standard SLC 500 I-O module shell\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eNet Weight per Piece\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e0.09 kg (0.19 lbs)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eCompliance Approvals\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eUL, CSA, CE Compliant\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch3\u003eEngineering Advantages\u003c\/h3\u003e\n\u003cul class=\"list-paddingleft-2\"\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003ePrevents Destructive Backplane Short Circuits:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eIn active industrial environments, loose copper wire strands, metallic dust, and assembly screws drop through exposed panels. This non-conductive module physically covers the sensitive, exposed gold pin arrays on the chassis motherboard, stopping accidental tool contact and short circuits.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003ePreserves Internal Cooling and Airflow Curves:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eAn unsealed slot disrupts the convection thermal path planned for sealed enclosures, creating air pressure drops. Inserting this module restricts airflow exhaust lines to the intended vents, which routes cooling drafts past high-heat processor and power supply units.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eBlocks Contaminant Build-Up:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eThe solid physical frame keeps floating grease mist, ambient warehouse dust, and abrasive particulate out of empty connector pin female receptacles. This preserves contact surfaces, ensuring clean, zero-resistance electrical connections when you install an active I\/O module during future panel expansions.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eProvides Mechanical Rigidity:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eThe module uses standard upper and lower chassis lock tabs to secure itself to the guide rails. This design reinforces the physical slot layout of the chassis frame and stops adjacent module casings from twisting under heavy structural machine vibration.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eFAQs\u003c\/h3\u003e\n\u003cul class=\"list-paddingleft-2\"\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eDoes the 1746-N2 contain any active diagnostic circuitry or pull electrical current?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eNo. The 1746-N2 represents a completely passive, hollow plastic housing molded to look like a standard SLC 500 module. It features no internal printed circuit boards, green signaling LEDs, or gold interface pins, drawing zero electrical milliamps from the system power supply rails. Note: Certain legacy text entries list partial electrical values for this part number due to generic database classification errors.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eWhen should I use this slot filler instead of leaving the space open?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eYou should insert a 1746-N2 filler module into every unpopulated I\/O slot in your SLC 500 rack. Leaving slots wide open exposes the internal backplane motherboard to fine metallic dust, condensation, and accidental tool damage, which breaches standard industrial safety regulations.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eCan I insert or pull this blank filler piece while the SLC 500 PLC runs?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eYes. Because this product has no electronic components and makes no contact with live backplane circuit pins, you can install or remove it safely without powering down the controller chassis. However, avoid sticking fingers or tools inside the exposed slot opening during insertion.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Allen Bradley","offers":[{"title":"Default Title","offer_id":43404033425498,"sku":"1746-N2","price":99.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0710\/5957\/0778\/files\/110._d99865b7-2d96-4fa1-8994-223772591f74.jpg?v=1779414571"},{"product_id":"slc-500-communication-module-1747-ke-allen-bradley","title":"SLC 500 Communication Module | 1747-KE Allen Bradley","description":"\u003ch3\u003eProduct Overview\u003c\/h3\u003e\n\u003cp\u003eThe Allen-Bradley 1747-KE acts as a specialized, slot-mounted communications interface module engineered for the SLC 500 controller platform. This module establishes a dedicated processing bridge between DH-485 networks and RS-232C serial links. It allows an SLC 500 processor to transfer data packets across differing hardware lines, facilitating data exchange with computers, modems, third-party operators, and legacy serial peripherals.\u003c\/p\u003e\n\u003cp\u003eThe module features an onboard 3-port configuration layout that splits network management, peripheral data translation, and system configuration setups across independent channels. By handling low-level serial communication framing internally, the 1747-KE frees up the host SLC CPU from heavy communication tasks, preventing latency in time-critical machine logic execution.\u003c\/p\u003e\n\u003cp\u003eWe deliver this hardware exclusively as \u003cstrong\u003e100% brand new, original, and factory-sealed\u003c\/strong\u003e in its original factory packaging to guarantee total protocol compliance, unaltered internal circuitry, and absolute network reliability.\u003c\/p\u003e\n\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\n\u003cp\u003eThe table below logs the precise mechanical, electrical, and data communication parameters for the 1747-KE interface module. All properties conform strictly to standard ASCII formatting.\u003c\/p\u003e\n\u003ctable\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd data-row=\"1\"\u003e\u003cstrong\u003eParameter\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd data-row=\"1\"\u003e\u003cstrong\u003eSpecification Details\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd data-row=\"2\"\u003eManufacturer\u003c\/td\u003e\n\u003ctd data-row=\"2\"\u003eRockwell Automation \/ Allen-Bradley\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd data-row=\"3\"\u003eCatalog Number\u003c\/td\u003e\n\u003ctd data-row=\"3\"\u003e1747-KE\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd data-row=\"4\"\u003eProduct Type\u003c\/td\u003e\n\u003ctd data-row=\"4\"\u003eDH-485 \/ RS-232C Communications Interface Module\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd data-row=\"5\"\u003eModule Platform\u003c\/td\u003e\n\u003ctd data-row=\"5\"\u003eSLC 500 Chassis System\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd data-row=\"6\"\u003ePort Configuration\u003c\/td\u003e\n\u003ctd data-row=\"6\"\u003e3 Ports (1 x DH-485, 1 x DF1 Data, 1 x DF1 Configuration)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd data-row=\"7\"\u003eProtocol Support\u003c\/td\u003e\n\u003ctd data-row=\"7\"\u003eDH-485, DF1 Full-Duplex, DF1 Half-Duplex (Master\/Slave)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd data-row=\"8\"\u003eBackplane Operating Voltage\u003c\/td\u003e\n\u003ctd data-row=\"8\"\u003e5V DC and 24V DC supplied through SLC chassis\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd data-row=\"9\"\u003eBackplane Current Draw\u003c\/td\u003e\n\u003ctd data-row=\"9\"\u003e0.04 to 0.15 Amperes\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd data-row=\"10\"\u003eElectronic Noise Immunity\u003c\/td\u003e\n\u003ctd data-row=\"10\"\u003eNEMA Standard ICS 2-230\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd data-row=\"11\"\u003eMechanical Shock Limit\u003c\/td\u003e\n\u003ctd data-row=\"11\"\u003e30 g operational shock threshold\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd data-row=\"12\"\u003eAmbient Operating Temperature\u003c\/td\u003e\n\u003ctd data-row=\"12\"\u003e0 to +60 degrees Celsius (+32 to +140 degrees Fahrenheit)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd data-row=\"13\"\u003eAmbient Storage Temperature\u003c\/td\u003e\n\u003ctd data-row=\"13\"\u003e-40 to +85 degrees Celsius (-40 to +185 degrees Fahrenheit)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd data-row=\"14\"\u003eRelative Operating Humidity\u003c\/td\u003e\n\u003ctd data-row=\"14\"\u003e5% to 95% non-condensing\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd data-row=\"15\"\u003eNet Component Weight\u003c\/td\u003e\n\u003ctd data-row=\"15\"\u003e0.42 kg (0.93 lbs)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd data-row=\"16\"\u003eShipping Box Weight\u003c\/td\u003e\n\u003ctd data-row=\"16\"\u003e2.00 kg\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch3\u003eEngineering Advantages\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eBidirectional Protocol Translation:\u003c\/strong\u003e The onboard processing engine seamlessly maps token-passing DH-485 data packets directly into point-to-point DF1 serial streams. This enables legacy Allen-Bradley architectures to integrate with modern SCADA packages, remote telemetry units (RTUs), and wireless radio modems.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eIsolated Configuration Topology:\u003c\/strong\u003e The independent, dedicated configuration port lets plant technicians change baud rates, node addresses, and parity settings in real-time. This separate access channel ensures that network tuning tasks never interrupt the active DF1 process data stream on the adjacent runtime port.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHeavy-Duty Industrial Noise Rejection:\u003c\/strong\u003e Built to satisfy strict NEMA ICS 2-230 specifications, the hardware blocks high-frequency electrical spikes and electromagnetic background noise. This shielding stops data packet corruption in areas with high motor starter activity or adjacent welding equipment.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDirect Backplane Power Integration:\u003c\/strong\u003e The module draws its operating voltages directly from the SLC 500 backplane bus, consuming minimal current (0.04 to 0.15 Amps). This configuration removes the need for separate external power supplies and point-to-point DC wiring chains inside the control enclosure.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eFAQs\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cstrong\u003eDo you sell the 1747-KE communication module as a brand new component?\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003eYes. We supply the 1747-KE communication module strictly in 100% brand new, authentic, original factory condition. It ships within its original unopened factory-sealed box to guarantee performance and factory-calibrated internal processing.\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003eDoes the 1747-KE module require a dedicated slot next to the SLC CPU?\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003eNo. The 1747-KE integrates smoothly into any available local expansion slot inside a standard 1746 module mounting chassis. It communicates with the central processor across the standard parallel backplane bus without specific slot placement restrictions.\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003eCan I use this module to connect an SLC 500 processor to a remote dial-up modem?\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003eYes. The DF1 interface port supports full RS-232C control handshaking lines (RTS, CTS, DTR, DCD). This allows the 1747-KE to control landline telephone modems, industrial cellular routers, and radio links using standard DF1 half-duplex slave configurations.\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003eWhat specific software tool do I use to configure the internal port settings?\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003eYou configure the 1747-KE using standard Rockwell Automation configuration utilities (such as terminal software or integrated RSLogix setup tools) connected directly through the dedicated configuration port. Once you download the parameters, they store permanently in the module's non-volatile memory.\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Allen Bradley","offers":[{"title":"Default Title","offer_id":43404556206170,"sku":"1747-KE","price":99.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0710\/5957\/0778\/files\/127._32f4d07d-66f8-4fc5-8fb6-dfbdaa5a44ee.jpg?v=1779432996"},{"product_id":"1746-im16-allen-bradley-slc-500-16-point-ac-input-module","title":"1746-IM16 Allen Bradley SLC 500 16-Point AC Input Module","description":"\u003ch3\u003eProduct Overview\u003c\/h3\u003e\n\u003cp\u003eThe Allen-Bradley 1746-IM16 acts as a high-density digital AC input module engineered specifically for the SLC 500 Programmable Logic Controller (PLC) platform. This module monitors and routes high-voltage discrete signals directly from heavy industrial field equipment to the central processor backplane. It houses 16 independent input channels configured with a single electrical common terminal point, allowing for efficient group wiring inside high-voltage control cabinets.\u003c\/p\u003e\n\u003cp\u003eThe hardware interfaces directly with 200\/240V AC nominal source lines, tracking the status of pushbuttons, limit switches, motor auxiliary contacts, and safety interlocks. By filtering raw electrical line currents into clean logic data, this card isolates the core logic system from heavy field voltage variations.\u003c\/p\u003e\n\u003cp\u003eWe supply this product exclusively as \u003cstrong\u003e100% brand new, original, and factory-sealed\u003c\/strong\u003e within its original factory box to guarantee maximum insulation resistance, uncompromised internal electronic components, and a full operational lifetime.\u003c\/p\u003e\n\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\n\u003cp\u003eThe table below logs the precise electrical, mechanical, and physical parameters of the 1746-IM16 digital input hardware. All properties utilize standard ASCII formatting.\u003c\/p\u003e\n\u003ctable\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd data-row=\"1\"\u003e\u003cstrong\u003eParameter\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd data-row=\"1\"\u003e\u003cstrong\u003eSpecification Details\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd data-row=\"2\"\u003eManufacturer\u003c\/td\u003e\n\u003ctd data-row=\"2\"\u003eRockwell Automation \/ Allen-Bradley\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd data-row=\"3\"\u003eModel Number\u003c\/td\u003e\n\u003ctd data-row=\"3\"\u003e1746-IM16\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd data-row=\"4\"\u003eProduct Type\u003c\/td\u003e\n\u003ctd data-row=\"4\"\u003eDigital I\/O Module (Discrete Input)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd data-row=\"5\"\u003eModule Series\u003c\/td\u003e\n\u003ctd data-row=\"5\"\u003eSLC 500 Chassis System\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd data-row=\"6\"\u003eSignal Input Count\u003c\/td\u003e\n\u003ctd data-row=\"6\"\u003e16 Channels\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd data-row=\"7\"\u003eWiring Configuration\u003c\/td\u003e\n\u003ctd data-row=\"7\"\u003e16 Points per common terminal block\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd data-row=\"8\"\u003eVoltage Category\u003c\/td\u003e\n\u003ctd data-row=\"8\"\u003e200\/240V AC signal input\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd data-row=\"9\"\u003eContinuous Operating Voltage Range\u003c\/td\u003e\n\u003ctd data-row=\"9\"\u003e170 to 265V AC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd data-row=\"10\"\u003eFrequency Response Range\u003c\/td\u003e\n\u003ctd data-row=\"10\"\u003e47 to 63 Hz\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd data-row=\"11\"\u003eBackplane Current Draw (5V DC)\u003c\/td\u003e\n\u003ctd data-row=\"11\"\u003e0.085 Amperes\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd data-row=\"12\"\u003eNet Module Weight\u003c\/td\u003e\n\u003ctd data-row=\"12\"\u003e0.09 kg (0.20 lbs)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd data-row=\"13\"\u003eShipping Container Weight\u003c\/td\u003e\n\u003ctd data-row=\"13\"\u003e3.00 kg\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd data-row=\"14\"\u003ePhysical Footprint\u003c\/td\u003e\n\u003ctd data-row=\"14\"\u003eOccupies 1 standard slot in an SLC 500 chassis\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch3\u003eEngineering Advantages\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eHigh-Voltage Signal Consolidation:\u003c\/strong\u003e The module routes up to 16 high-voltage 240V AC lines into a single hardware slot. This high-density layout reduces the number of intermediate step-down relays needed to interface field equipment with the PLC, saving both panel space and component costs.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLow Heat Generation \u0026amp; Current Draw:\u003c\/strong\u003e Consuming only 0.085 Amperes from the 5V DC backplane line, the card puts minimal load on the chassis power supply. This thermal efficiency prevents heat accumulation inside sealed control enclosures, extending the lifespan of adjacent modules.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eStreamlined Single-Common Wiring:\u003c\/strong\u003e The 16-points-per-common configuration maps all incoming signal return paths to a single terminal block location. This wiring layout accelerates initial cabinet assembly, simplifies loop checking, and cuts down on wire-routing complexity.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHeavy-Duty Transient Filtering:\u003c\/strong\u003e The input circuits handle a wide operating envelope (170 to 265V AC) and incorporate internal filtering to buffer against line sags, harmonic distortions, and electrical noise from nearby high-power motor drives.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eFAQs\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cstrong\u003eIs this 1746-IM16 input module a brand new factory item or a surplus pull?\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003eWe sell the 1746-IM16 module strictly in 100% brand new, original, authentic factory condition. It ships in its original unopened packaging to verify pristine electronic integrity and total field reliability.\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003eDoes this module require a separate external power source to run its internal circuits?\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003eNo. The 1746-IM16 draws its internal logic operating power directly from the SLC 500 chassis backplane bus, utilizing only 0.085 Amps at 5V DC. You only bring the 200\/240V AC field lines to the front terminal block to energize the individual input points.\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003eCan I use this module to track 120V AC signal lines?\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003eNo. The 1746-IM16 has an operating voltage threshold requiring 170 to 265V AC to register a logic high (\"ON\" state). If your system uses 120V AC field loops, you must use a dedicated 120V AC input card (such as the 1746-IA16) to ensure proper signal detection.\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003eWhat precautions should I take regarding the terminal block common path?\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003eBecause all 16 channels share a single common, you must ensure that all field inputs routed to this module originate from the same electrical phase and voltage source. Mixing different AC phases across this terminal block will cause short circuits and trip upstream circuit breakers.\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Allen Bradley","offers":[{"title":"Default Title","offer_id":43404563480666,"sku":"1746-IM16","price":99.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0710\/5957\/0778\/files\/128_9ddc6c2f-ccf4-4436-b9ac-5bd816c6d37e.jpg?v=1779433958"},{"product_id":"1746-iv16-allen-bradley-discrete-input-module-new-original-stock","title":"1746-IV16 Allen-Bradley Discrete Input Module | New \u0026 Original Stock","description":"\u003ch1\u003eAllen-Bradley 1746-IV16 SLC 500 Discrete Input Module\u003c\/h1\u003e\n\u003cp\u003eThe \u003cstrong\u003eAllen-Bradley 1746-IV16\u003c\/strong\u003e, also cataloged as the \u003cstrong\u003e1746-IV16\u003c\/strong\u003e Discrete input module, operates as a dedicated hardware component for 24 VDC voltage state sensing within SLC 500 platforms. The module provides direct signal conditioning, converting 16 independent binary inputs from field devices into logic-level signals readable by the processor across the chassis backplane.\u003c\/p\u003e\n\u003ch3\u003eHardware Specifications\u003c\/h3\u003e\n\u003ctable\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd data-row=\"1\"\u003e\u003cstrong\u003eParameter\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd data-row=\"1\"\u003e\u003cstrong\u003eSpecification\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd data-row=\"2\"\u003eModel\u003c\/td\u003e\n\u003ctd data-row=\"2\"\u003e1746-IV16\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd data-row=\"3\"\u003eBrand\u003c\/td\u003e\n\u003ctd data-row=\"3\"\u003eAllen-Bradley \/ Rockwell Automation\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd data-row=\"4\"\u003eOrigin\u003c\/td\u003e\n\u003ctd data-row=\"4\"\u003eUSA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd data-row=\"5\"\u003eWeight\u003c\/td\u003e\n\u003ctd data-row=\"5\"\u003e0.23 kg (0.50 lbs)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd data-row=\"6\"\u003eDimensions\u003c\/td\u003e\n\u003ctd data-row=\"6\"\u003eStandard SLC 500 single-slot module dimensions\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd data-row=\"7\"\u003eOperating Temp\u003c\/td\u003e\n\u003ctd data-row=\"7\"\u003e0 to +60 deg C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd data-row=\"8\"\u003ePower Consumption\u003c\/td\u003e\n\u003ctd data-row=\"8\"\u003e5 VDC backplane current consumption at 0.085 A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd data-row=\"9\"\u003eInputs\u003c\/td\u003e\n\u003ctd data-row=\"9\"\u003e16 discrete channels\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd data-row=\"10\"\u003eInput Type\u003c\/td\u003e\n\u003ctd data-row=\"10\"\u003eSourcing (NPN field device compatibility)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd data-row=\"11\"\u003eNominal Input Voltage\u003c\/td\u003e\n\u003ctd data-row=\"11\"\u003e24 VDC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd data-row=\"12\"\u003eInput Voltage Range\u003c\/td\u003e\n\u003ctd data-row=\"12\"\u003e10-30 VDC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd data-row=\"13\"\u003eNominal Input Current\u003c\/td\u003e\n\u003ctd data-row=\"13\"\u003e8 mA at 24 VDC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd data-row=\"14\"\u003eOff-State Voltage, max\u003c\/td\u003e\n\u003ctd data-row=\"14\"\u003e5 VDC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd data-row=\"15\"\u003eOff-State Current, max\u003c\/td\u003e\n\u003ctd data-row=\"15\"\u003e1.0 mA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd data-row=\"16\"\u003eSignal Delay (Resistive)\u003c\/td\u003e\n\u003ctd data-row=\"16\"\u003eOn = 0.3 ms; Off = 0.5 ms\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch3\u003eBackplane Bus Communication Velocity and Deterministic Timing\u003c\/h3\u003e\n\u003cp\u003eThe electronic architecture of the assembly is optimized for high backplane bus communication velocity across the internal SLC chassis infrastructure. Input channel states are updated cyclically and synchronized with the processor scan via the internal 5 VDC logic rail, which demands a fixed 85 mA backplane current load. Firmware flash compatibility rules dictate that the module interfaces with all fixed and modular SLC 500 processors without requiring specific software driver modifications. This native integration ensures deterministic response times, maintaining a hardware signal propagation delay of 0.3 ms during off-to-on transitions and 0.5 ms during on-to-off transitions under maximum resistive load.\u003c\/p\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003cp\u003eQ: Does this module support hot-swapping or insertion under power (RIUP)?\u003c\/p\u003e\n\u003cp\u003eA: No. The SLC 500 chassis backplane architecture does not support RIUP. Removing or inserting the module while the chassis is powered will disrupt backplane bus communication velocity and can cause permanent hardware damage or CPU faults.\u003c\/p\u003e\n\u003cp\u003eQ: What is the operational distinction between this module and standard sinking input cards?\u003c\/p\u003e\n\u003cp\u003eA: This module utilizes a sourcing wiring configuration. The input channels require the connected field device to source current from the positive potential (+VDC) line into the module terminal, establishing a common negative return path.\u003c\/p\u003e\n\u003ch3\u003eField Installation Guidelines\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eChassis Alignment and Insertion:\u003c\/strong\u003e Power down the entire SLC 500 chassis before installation. Slide the module firmly into the selected slot alignment guides until the top and bottom retention tabs snap securely into the chassis frame.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWiring Separation Practices:\u003c\/strong\u003e Route all 24 VDC discrete input conductors through the lower wiring routing paths. Maintain separate physical wire runs from high-voltage AC conductors (such as 120 VAC lines) within the enclosure to minimize electromagnetic noise coupling.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTerminal Block Engagement:\u003c\/strong\u003e Strip signal wires to the designated length and secure them into the removable terminal block assembly. Verify that screw terminals are torqued properly to ensure constant physical contact and prevent intermittent open-circuit faults.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eGrounding Continuity:\u003c\/strong\u003e Ensure the chassis itself is bonded to the main electrical enclosure ground bus using a low-impedance copper conductor to safeguard the internal backplane logic from transient surge currents.\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Allen Bradley","offers":[{"title":"Default Title","offer_id":43412117586010,"sku":"1746-IV16","price":99.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0710\/5957\/0778\/files\/139_74283692-c779-448e-b014-34c3779ecb8f.jpg?v=1779671284"},{"product_id":"1746-a7-allen-bradley-mounting-chassis-new-original-stock","title":"1746-A7 Allen-Bradley Mounting Chassis | New \u0026 Original Stock","description":"\u003ch2\u003eAllen-Bradley 1746-A7 SLC 500 Mounting Chassis\u003c\/h2\u003e\n\u003cp\u003eConfigured for housing SLC processors, power supplies, and operational I\/O modules within SLC 500 platforms, the \u003cstrong\u003eAllen-Bradley 1746-A7\u003c\/strong\u003e (\u003cstrong\u003e1746-A7\u003c\/strong\u003e Mounting Chassis) provides direct physical\/electrical execution.\u003c\/p\u003e\n\u003ch3\u003eHardware Specifications\u003c\/h3\u003e\n\u003ctable\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd data-row=\"1\"\u003e\u003cstrong\u003eParameter\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd data-row=\"1\"\u003e\u003cstrong\u003eSpecification\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd data-row=\"2\"\u003eModel\u003c\/td\u003e\n\u003ctd data-row=\"2\"\u003e1746-A7\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd data-row=\"3\"\u003eBrand\u003c\/td\u003e\n\u003ctd data-row=\"3\"\u003eAllen-Bradley\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd data-row=\"4\"\u003eOrigin\u003c\/td\u003e\n\u003ctd data-row=\"4\"\u003eUnited States\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd data-row=\"5\"\u003eWeight\u003c\/td\u003e\n\u003ctd data-row=\"5\"\u003e2.69 lbs (1.22 kg)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd data-row=\"6\"\u003eDimensions\u003c\/td\u003e\n\u003ctd data-row=\"6\"\u003e318 mm x 140 mm x 165 mm (12.5 in x 5.5 in x 6.5 in)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd data-row=\"7\"\u003eOperating Temp\u003c\/td\u003e\n\u003ctd data-row=\"7\"\u003e0 deg C to +60 deg C (32 to 140 degrees Fahrenheit)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd data-row=\"8\"\u003ePower Consumption\u003c\/td\u003e\n\u003ctd data-row=\"8\"\u003ePassive distribution (Backplane capacity: 10 A @ 5.1 VDC, 2.88 A @ 24 VDC)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd data-row=\"9\"\u003eNumber of Slots\u003c\/td\u003e\n\u003ctd data-row=\"9\"\u003e7 (1 slot for processor, 6 slots for I\/O\/communication modules)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd data-row=\"10\"\u003eMounting Style\u003c\/td\u003e\n\u003ctd data-row=\"10\"\u003ePanel mount or DIN rail via 4 mounting tabs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd data-row=\"11\"\u003eBus Type\u003c\/td\u003e\n\u003ctd data-row=\"11\"\u003eSLC backplane bus\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd data-row=\"12\"\u003eRelative Humidity\u003c\/td\u003e\n\u003ctd data-row=\"12\"\u003e5-95% non-condensing\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd data-row=\"13\"\u003eVibration Resistance\u003c\/td\u003e\n\u003ctd data-row=\"13\"\u003e2 G operating\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd data-row=\"14\"\u003eShock Rating\u003c\/td\u003e\n\u003ctd data-row=\"14\"\u003e15 G operating, 30 G non-operating\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd data-row=\"15\"\u003eCertifications\u003c\/td\u003e\n\u003ctd data-row=\"15\"\u003eUL Listed, CSA Certified, CE Marked\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch3\u003eProfinet \/ EtherNet\/IP Deterministic Networks and Base Integration\u003c\/h3\u003e\n\u003cp\u003eThe \u003cstrong\u003eAllen-Bradley 1746-A7\u003c\/strong\u003e establishes the local electrical backbone required to route data links between modules and supervisory network architectures, including Profinet \/ EtherNet\/IP deterministic networks via dedicated scanner modules. The integrated backplane bus utilizes rigid multi-pin connectors to distribute 5.1 VDC and 24 VDC power lines while simultaneously routing deterministic parallel address and data lines. This hardware design maintains transmission timing bounds and structural alignment across all 7 local slots.\u003c\/p\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003cp\u003eQ: What are the current loading limitations when engineering a system across the 1746-A7 backplane?\u003c\/p\u003e\n\u003cp\u003eA: The chassis backplane exhibits strict current limits of 10 A maximum at 5.1 VDC and 2.88 A maximum at 24 VDC. The cumulative consumption of the installed processor and peripheral modules must not exceed these values.\u003c\/p\u003e\n\u003cp\u003eQ: Can multiple 1746-A7 chassis assemblies be connected to extend total slot density?\u003c\/p\u003e\n\u003cp\u003eA: Yes. The hardware configuration supports interconnection with up to 2 other chassis assemblies utilizing optional chassis interconnect cables, allowing logical expansion of the physical SLC backplane bus.\u003c\/p\u003e\n\u003cp\u003eQ: Does this mounting chassis support hot-swapping or insertion of I\/O cards while powered?\u003c\/p\u003e\n\u003cp\u003eA: No. The SLC 500 architecture requires complete removal of input power before inserting or extracting any module from the 7 slots to avoid backplane bus electrical faults or permanent transceiver component damage.\u003c\/p\u003e\n\u003ch3\u003eField Installation Guidelines\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eEnclosure Mounting Orientation:\u003c\/strong\u003e Secure the assembly using the 4 mounting tabs provided. Use Phillips screws with star washers or SEM screws to establish continuous chassis grounding directly to the sub-panel.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eModule Slot Alignment:\u003c\/strong\u003e Slide modules smoothly along the integrated plastic module guides until the top and bottom chassis latches lock. Improper alignment can result in damaged backplane pins.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMulti-Chassis Cable Routing:\u003c\/strong\u003e When deploying expansion cables to connect separate racks, do not exceed the specified lengths of the official interconnect cables to prevent signal attenuation or propagation delays.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eThermal Management Clearances:\u003c\/strong\u003e Maintain structural spacing limits above and below the chassis to allow unimpeded convection airflow from the power supply heat sinks, keeping internal temperatures within the 0 deg C to +60 deg C operating range.\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Allen Bradley","offers":[{"title":"Default Title","offer_id":43415698604122,"sku":"1746-A7","price":99.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0710\/5957\/0778\/files\/159._2fe7bc14-4e80-40e3-ab8a-9fae595e5433.jpg?v=1779759025"},{"product_id":"1746-p1-allen-bradley-power-supply-module-new-original-stock","title":"1746-P1 Allen-Bradley Power Supply Module | New \u0026 Original Stock","description":"\u003ch1\u003eAllen-Bradley 1746-P1 SLC 500 Power Supply Module\u003c\/h1\u003e\n\u003cp\u003eThe \u003cstrong\u003eAllen-Bradley 1746-P1\u003c\/strong\u003e, also cataloged as the \u003cstrong\u003e1746-P1\u003c\/strong\u003e Power Supply Module, operates as a dedicated hardware component for power distribution within SLC 500 platforms.\u003c\/p\u003e\n\u003ch3\u003eHardware Specifications\u003c\/h3\u003e\n\u003ctable\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd data-row=\"1\"\u003e\u003cstrong\u003eParameter\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd data-row=\"1\"\u003e\u003cstrong\u003eSpecification\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd data-row=\"2\"\u003eModel\u003c\/td\u003e\n\u003ctd data-row=\"2\"\u003e1746-P1\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd data-row=\"3\"\u003eBrand\u003c\/td\u003e\n\u003ctd data-row=\"3\"\u003eAllen-Bradley\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd data-row=\"4\"\u003eOrigin\u003c\/td\u003e\n\u003ctd data-row=\"4\"\u003eUnited States\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd data-row=\"5\"\u003eWeight\u003c\/td\u003e\n\u003ctd data-row=\"5\"\u003e2.4 lbs (1.1 kg)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd data-row=\"6\"\u003eDimensions\u003c\/td\u003e\n\u003ctd data-row=\"6\"\u003e140 mm x 74 mm x 145 mm (5.5 in x 2.9 in x 5.7 in)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd data-row=\"7\"\u003eOperating Temp\u003c\/td\u003e\n\u003ctd data-row=\"7\"\u003e0 deg C to +60 deg C (Current capacity derated 5% above 55 deg C)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd data-row=\"8\"\u003ePower Consumption\u003c\/td\u003e\n\u003ctd data-row=\"8\"\u003eTypical line power requirement: 135 VA (42 W dissipation)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd data-row=\"9\"\u003eLine Input Voltage\u003c\/td\u003e\n\u003ctd data-row=\"9\"\u003e85-132 VAC \/ 170-265 VAC (47-63 Hz)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd data-row=\"10\"\u003eInrush Current\u003c\/td\u003e\n\u003ctd data-row=\"10\"\u003e20 A maximum\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd data-row=\"11\"\u003eInternal Current Capacity\u003c\/td\u003e\n\u003ctd data-row=\"11\"\u003e5 VDC @ 2 A (or up to 3 A per chassis rating); 24 VDC @ 0.46 A (or up to 0.8 A)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd data-row=\"12\"\u003e24 VDC User-Power Capacity\u003c\/td\u003e\n\u003ctd data-row=\"12\"\u003e200 mA @ 18-30 VDC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd data-row=\"13\"\u003eFuse Protection\u003c\/td\u003e\n\u003ctd data-row=\"13\"\u003e1746-F1 or equivalent\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd data-row=\"14\"\u003eMounting Style\u003c\/td\u003e\n\u003ctd data-row=\"14\"\u003eRack mount (left-side slot of 1746 chassis)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch3\u003eProfinet \/ EtherNet\/IP Deterministic Networks and Base Integration\u003c\/h3\u003e\n\u003cp\u003eThe \u003cstrong\u003eAllen-Bradley 1746-P1\u003c\/strong\u003e supplies the necessary electrical baseline for SLC 500 chassis processing nodes interfacing with Profinet \/ EtherNet\/IP deterministic networks. By regulating raw alternating current inputs down to isolated 5 VDC and 24 VDC rails, the hardware establishes the voltage stability required for processor execution and backplane bus communications. This controlled regulation prevents localized logic dropouts or communication timing jitter caused by external industrial line voltage fluctuations.\u003c\/p\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003cp\u003eQ: What are the primary loading restrictions when operating the 1746-P1 near its upper thermal bounds?\u003c\/p\u003e\n\u003cp\u003eA: Between 0 deg C and 55 deg C, the module delivers its full rated output current. When ambient operating temperatures exceed 55 deg C up to the maximum limit of 60 deg C, the available output current capacity must be derated by 5% to prevent thermal overload.\u003c\/p\u003e\n\u003cp\u003eQ: Is this power supply module capable of supporting hot-swapping or on-line replacement?\u003c\/p\u003e\n\u003cp\u003eA: No. Power to the line input terminals must be entirely isolated before installing, removing, or servicing the power supply module. Extracting the unit while energized will interrupt the backplane bus logic and can induce high-voltage arcing across the chassis contacts.\u003c\/p\u003e\n\u003ch3\u003eField Installation Guidelines\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eChassis Alignment:\u003c\/strong\u003e Slide the power supply module into the leftmost position of the 1746 mounting chassis. Ensure the structural guides engage fully and tighten the retaining screws to guarantee continuous transformer grounding.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLine Voltage Configuration:\u003c\/strong\u003e Verify that the incoming line voltage matches the specified ranges (85-132 VAC or 170-265 VAC). Wire terminal connections securely using the appropriate torque values to prevent high-resistance contact points.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eConductor Separation:\u003c\/strong\u003e Maintain physical isolation between the incoming AC line wires and low-voltage DC I\/O or communication cables to minimize capacitive coupling and high-frequency noise injection.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOvercurrent Protection Integration:\u003c\/strong\u003e Install a user-supplied external overcurrent protection device rated at a maximum of 15 A on the incoming power line to supplement the internal 1746-F1 fuse assembly.\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Allen Bradley","offers":[{"title":"Default Title","offer_id":43415744610394,"sku":"1746-P1","price":99.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0710\/5957\/0778\/files\/160.1_09e217aa-03d6-4f30-8070-a4e8f9e8a683.jpg?v=1779759266"},{"product_id":"1747-l541-allen-bradley-slc-5-04-processor-new-original-stock","title":"1747-L541 Allen-Bradley SLC 5\/04 Processor | New \u0026 Original Stock","description":"\u003ch1\u003eAllen-Bradley 1747-L541 SLC 500 Processor Module\u003c\/h1\u003e\n\u003cp\u003eThe \u003cstrong\u003eAllen-Bradley 1747-L541\u003c\/strong\u003e, also cataloged as the \u003cstrong\u003e1747-L541\u003c\/strong\u003e Processor Module, operates as a dedicated hardware component for control, memory, and communication functions within SLC 500 platforms.\u003c\/p\u003e\n\u003ch3\u003eHardware Specifications\u003c\/h3\u003e\n\u003ctable\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd data-row=\"1\"\u003e\u003cstrong\u003eParameter\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd data-row=\"1\"\u003e\u003cstrong\u003eSpecification\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd data-row=\"2\"\u003eModel\u003c\/td\u003e\n\u003ctd data-row=\"2\"\u003e1747-L541\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd data-row=\"3\"\u003eBrand\u003c\/td\u003e\n\u003ctd data-row=\"3\"\u003eAllen-Bradley\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd data-row=\"4\"\u003eOrigin\u003c\/td\u003e\n\u003ctd data-row=\"4\"\u003eUnited States\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd data-row=\"5\"\u003eWeight\u003c\/td\u003e\n\u003ctd data-row=\"5\"\u003e0.99 lbs (0.45 kg)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd data-row=\"6\"\u003eDimensions\u003c\/td\u003e\n\u003ctd data-row=\"6\"\u003e140 mm x 74 mm x 145 mm (5.5 in x 2.9 in x 5.7 in)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd data-row=\"7\"\u003eOperating Temp\u003c\/td\u003e\n\u003ctd data-row=\"7\"\u003e0 deg C to +60 deg C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd data-row=\"8\"\u003ePower Consumption\u003c\/td\u003e\n\u003ctd data-row=\"8\"\u003eBackplane Current Draw: 1.0 A @ 5 VDC, 0.025 A @ 24 VDC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd data-row=\"9\"\u003eController Type\u003c\/td\u003e\n\u003ctd data-row=\"9\"\u003eSLC 5\/04\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd data-row=\"10\"\u003eUser Memory\u003c\/td\u003e\n\u003ctd data-row=\"10\"\u003e16K Words\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd data-row=\"11\"\u003eNon-Volatile Storage\u003c\/td\u003e\n\u003ctd data-row=\"11\"\u003eFlash EEPROM\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd data-row=\"12\"\u003eMaximum Digital I\/O Capacity\u003c\/td\u003e\n\u003ctd data-row=\"12\"\u003e8192 points max\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd data-row=\"13\"\u003eProgram Execution Speed\u003c\/td\u003e\n\u003ctd data-row=\"13\"\u003e0.9 ms\/K\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd data-row=\"14\"\u003eMax Local Chassis Slots\u003c\/td\u003e\n\u003ctd data-row=\"14\"\u003e30 slots max \/ 3 local chassis\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd data-row=\"15\"\u003eCommunication Ports\u003c\/td\u003e\n\u003ctd data-row=\"15\"\u003e1 x DH+ (Data Highway Plus), 1 x RS-232 serial\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd data-row=\"16\"\u003eBackplane Bus\u003c\/td\u003e\n\u003ctd data-row=\"16\"\u003eSLC backplane bus\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch3\u003eProfinet \/ EtherNet\/IP Deterministic Networks and Base Integration\u003c\/h3\u003e\n\u003cp\u003eThe \u003cstrong\u003eAllen-Bradley 1747-L541\u003c\/strong\u003e execution architecture relies on synchronized backplane cycles to coordinate peripheral module states. While native communications are executed via DH+ and RS-232 serial links, bridging modules can be integrated into the chassis to establish data mapping loops over Profinet \/ EtherNet\/IP deterministic networks. The processor's 0.9 ms\/K ladder logic execution time maintains predictable cyclic processing, ensuring high-speed internal bus transfers match the transmission rates required by external master networks without causing packet buffer overflows.\u003c\/p\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003cp\u003eQ: What are the memory constraints when developing runtime routines for the 1747-L541?\u003c\/p\u003e\n\u003cp\u003eA: The processor features 16K Words of user memory stored in battery-backed RAM. Long-term non-volatile data backup must be committed to the integrated Flash EEPROM using RSLogix 500 programming software to prevent data loss upon complete depletion of the backup battery.\u003c\/p\u003e\n\u003cp\u003eQ: Can this processor module be inserted or extracted from the rack while the backplane is powered?\u003c\/p\u003e\n\u003cp\u003eA: No. The SLC 5\/04 hardware platform lacks hot-swap support. Completely isolate input power to the chassis power supply before module insertion or extraction to prevent corruption of memory registers or hardware damage to the backplane transceiver logic.\u003c\/p\u003e\n\u003ch3\u003eField Installation Guidelines\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eChassis Positioning:\u003c\/strong\u003e Always install the processor module into the leftmost slot (Slot 0) of the primary 1746 mounting chassis. Ensure the retention latches firmly engage the chassis frame to maintain uniform backplane bus continuity.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eNetwork Media Termination:\u003c\/strong\u003e When deploying the DH+ network port, utilize standard twinaxial cable and ensure proper 3-pin phoenix plug seating. Terminal nodes on the link must be terminated with the appropriate resistance value to minimize signal reflections.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eGrounding Requirements:\u003c\/strong\u003e Confirm that the chassis housing the 1747-L541 module has a low-impedance connection directly to the main industrial earth ground bus to suppress high-frequency noise and electromagnetic interference (EMI).\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eThermal Management Clearances:\u003c\/strong\u003e Verify that adjacent wiring ducts and peripheral components do not block convective vertical airflow across the chassis ventilation slots, keeping ambient conditions below the upper operating limit of +60 deg C.\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Allen Bradley","offers":[{"title":"Default Title","offer_id":43415771611226,"sku":"1747-L541","price":99.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0710\/5957\/0778\/files\/161_cc01c830-08fc-48e5-b83f-f8491cbdcd58.jpg?v=1779759519"},{"product_id":"1746-ob16-allen-bradley-slc-500-core-keyword-new-original-stock","title":"1746-OB16 Allen-Bradley SLC 500 Core Keyword | New \u0026 Original Stock","description":"\u003ch2\u003eAllen-Bradley 1746-OB16 SLC 500 I\/O Modules\u003c\/h2\u003e\n\u003cp\u003eThe \u003cstrong\u003eAllen-Bradley 1746-OB16\/D\u003c\/strong\u003e, also cataloged as the \u003cstrong\u003e1746-OB16\u003c\/strong\u003e Output Module, operates as a dedicated hardware component for discrete current-sourcing execution within SLC 500 platforms.\u003c\/p\u003e\n\u003ch3\u003eHardware Specifications\u003c\/h3\u003e\n\u003cfigure class=\"table\"\u003e\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003e\u003cstrong\u003eParameter\u003c\/strong\u003e\u003c\/th\u003e\n\u003cth\u003e\u003cstrong\u003eSpecification\u003c\/strong\u003e\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eModel\u003c\/td\u003e\n\u003ctd\u003e1746-OB16\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBrand\u003c\/td\u003e\n\u003ctd\u003eAllen-Bradley\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOrigin\u003c\/td\u003e\n\u003ctd\u003eUSA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWeight\u003c\/td\u003e\n\u003ctd\u003e0.60 lbs (0.25 kg)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDimensions\u003c\/td\u003e\n\u003ctd\u003e145 x 35 x 130 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating Temp\u003c\/td\u003e\n\u003ctd\u003e0 to 60 deg C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePower Consumption\u003c\/td\u003e\n\u003ctd\u003e280 mA @ 5 VDC, 0 mA @ 24 VDC backplane current load\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eNumber of Outputs\u003c\/td\u003e\n\u003ctd\u003e16 outputs (1 group)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eConfiguration\u003c\/td\u003e\n\u003ctd\u003eSourcing configuration\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eNominal Voltage\u003c\/td\u003e\n\u003ctd\u003e24 VDC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating Voltage Range\u003c\/td\u003e\n\u003ctd\u003e10 to 50 VDC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMax Output Current\u003c\/td\u003e\n\u003ctd\u003e1 A per channel (16 A max per module)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMin Load Current\u003c\/td\u003e\n\u003ctd\u003e1 mA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMax On-State Voltage Drop\u003c\/td\u003e\n\u003ctd\u003e1.2 V @ 0.5 A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMax Off-State Leakage\u003c\/td\u003e\n\u003ctd\u003e1 mA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSurge Current per Output\u003c\/td\u003e\n\u003ctd\u003e3 A for 10 ms\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSignal Delay (Resistive Load)\u003c\/td\u003e\n\u003ctd\u003e0.1 ms (on) \/ 1 ms (off)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eHeat Dissipation\u003c\/td\u003e\n\u003ctd\u003e1.4 W min, 7.6 W total module max (0.388 W per point)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eIsolation Voltage\u003c\/td\u003e\n\u003ctd\u003e1500 V AC for 1 second (channel-to-backplane)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eIndicating Style\u003c\/td\u003e\n\u003ctd\u003eIndividual channel status LEDs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTerminal Style\u003c\/td\u003e\n\u003ctd\u003eRemovable screw terminal block\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMounting Style\u003c\/td\u003e\n\u003ctd\u003eRack mount (SLC 500 chassis slot)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/figure\u003e\n\u003ch3\u003eIndustrial Control \u0026amp; Drive Integration\u003c\/h3\u003e\n\u003cp\u003eThe 1746-OB16 manages discrete signal propagation matched to the backplane bus communication velocity constraints of the SLC chassis assembly. Integrated directly into the parallel hardware backplane, the module facilitates uniform I\/O density scaling routines across legacy and updated Profinet \/ EtherNet\/IP deterministic networks via network scanners. System consistency requires matching firmware flash compatibility across active network interface modules to accurately process the 16-point sourcing output map without generating cyclic communication packet errors or transmission delays.\u003c\/p\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003cp\u003eQ: Does the 1746-OB16 support hot-swap (Removal and Insertion Under Power) capabilities?\u003c\/p\u003e\n\u003cp\u003eA: No. The SLC 500 chassis backplane architecture does not support RIUP. The chassis power supply must be switched off completely before inserting or removing the module to prevent electrical damage to the internal logic components or backplane bus lines.\u003c\/p\u003e\n\u003cp\u003eQ: What are the consequences of exceeding the 7.6 W total module heat dissipation threshold?\u003c\/p\u003e\n\u003cp\u003eA: Exceeding the specified heat dissipation capacity can elevate local ambient operating temperatures inside the chassis enclosure, degrading the solid-state switching components, reducing output load accuracy, and potentially triggering early thermal shutdown states.\u003c\/p\u003e\n\u003ch3\u003eField Installation Guidelines\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eChassis Slot Insertion\u003c\/strong\u003e: Align the module circuit board with the upper and lower chassis guides of the selected slot. Slide the hardware firmly into the backplane connector until the top and bottom retaining tabs click and lock completely into place.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTerminal Wiring Setup\u003c\/strong\u003e: Ensure the removable terminal block is detached before inserting field wiring. Land the 24 VDC nominal sourcing power supply and field actuator loads onto the designated screw terminals, applying appropriate torque to avoid high-resistance contact points.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eShield Grounding Best Practices\u003c\/strong\u003e: Wire the SLC 500 chassis ground terminal directly to a low-impedance functional earth ground bus bar. Route all inductive load wiring, such as solenoid and relay coil lines, away from low-voltage communication paths to suppress high-frequency noise injection.\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Allen Bradley","offers":[{"title":"Default Title","offer_id":43420993650778,"sku":"1746-OB16\/D","price":99.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0710\/5957\/0778\/files\/178_044b22bd-0f8a-4cde-81b1-af6417b70def.jpg?v=1779846255"},{"product_id":"1746-ob8-allen-bradley-slc-500-core-function-keyword-new-original-stock","title":"1746-OB8 Allen-Bradley SLC 500 Core Function Keyword | New \u0026 Original Stock","description":"\u003ch2\u003eAllen-Bradley 1746-OB8 SLC 500 Digital I\/O Modules\u003c\/h2\u003e\n\u003cp\u003eThe \u003cstrong\u003eAllen-Bradley 1746-OB8\u003c\/strong\u003e, also cataloged as the \u003cstrong\u003e1746-OB8\u003c\/strong\u003e Digital DC Output Module, operates as a dedicated hardware component for discrete current-sourcing execution within SLC 500 platforms.\u003c\/p\u003e\n\u003ch3\u003eHardware Specifications\u003c\/h3\u003e\n\u003cfigure class=\"table\"\u003e\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003e\u003cstrong\u003eParameter\u003c\/strong\u003e\u003c\/th\u003e\n\u003cth\u003e\u003cstrong\u003eSpecification\u003c\/strong\u003e\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eModel\u003c\/td\u003e\n\u003ctd\u003e1746-OB8\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBrand\u003c\/td\u003e\n\u003ctd\u003eAllen-Bradley\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOrigin\u003c\/td\u003e\n\u003ctd\u003eUSA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWeight\u003c\/td\u003e\n\u003ctd\u003e0.50 lbs (0.23 kg)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDimensions\u003c\/td\u003e\n\u003ctd\u003eStandard SLC 500 single-slot module footprint\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating Temp\u003c\/td\u003e\n\u003ctd\u003e0 to 60 deg C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePower Consumption\u003c\/td\u003e\n\u003ctd\u003eBackplane current draw: 135 mA @ 5 VDC, 0 mA @ 24 VDC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOutputs\u003c\/td\u003e\n\u003ctd\u003e8 current-sourcing outputs (1 group)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePoints per Common\u003c\/td\u003e\n\u003ctd\u003e8\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eNominal Voltage\u003c\/td\u003e\n\u003ctd\u003e24 VDC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating Voltage Range\u003c\/td\u003e\n\u003ctd\u003e10 to 50 VDC (source)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eContinuous Current per Point\u003c\/td\u003e\n\u003ctd\u003e1.0 A @ 30 deg C \/ 0.50 A @ 60 deg C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eContinuous Current per Module\u003c\/td\u003e\n\u003ctd\u003e8.0 A @ 30 deg C \/ 4.0 A @ 60 deg C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMax On-State Voltage Drop\u003c\/td\u003e\n\u003ctd\u003e1.2 V @ 1.0 A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSurge Current per Point\u003c\/td\u003e\n\u003ctd\u003e3.0 A for 10 ms\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMax Off-State Leakage\u003c\/td\u003e\n\u003ctd\u003e1 mA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMin Load Current\u003c\/td\u003e\n\u003ctd\u003e1 mA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eStep Response\u003c\/td\u003e\n\u003ctd\u003e60 ms on-delay \/ 2.5 ms off-delay\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/figure\u003e\n\u003ch3\u003eIndustrial Control \u0026amp; Drive Integration\u003c\/h3\u003e\n\u003cp\u003eThe 1746-OB8 synchronizes signal sequencing according to the backplane bus communication velocity limitations of the legacy SLC chassis. Deployed alongside network scanning interfaces, it coordinates localized I\/O density scaling profiles within Profinet \/ EtherNet\/IP deterministic networks. Maintaining consistent firmware flash compatibility between peripheral communication adapters and the central processor is necessary to guarantee accurate mapping of the 8-point sourcing register without causing packet update failures or circuit propagation lag.\u003c\/p\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003cp\u003eQ: Does the 1746-OB8 module allow Online Insertion and Removal (OIR) under backplane electrical load?\u003c\/p\u003e\n\u003cp\u003eA: No. The SLC 500 rack structure does not support hot-swapping or Removal and Insertion Under Power (RIUP). Prior to removing or inserting this card into the chassis slot, the primary power supply powering the backplane must be completely isolated to avoid corrupting data registers or causing electrical degradation.\u003c\/p\u003e\n\u003cp\u003eQ: How do environmental conditions affect the output current capacity of the 1746-OB8?\u003c\/p\u003e\n\u003cp\u003eA: The continuous current limit per output is strictly constrained by linear thermal derating curves. At an internal ambient temperature of 30 deg C, each channel supports 1.0 A continuous load; this rating drops directly to 0.50 A per channel when operating at the maximum upper limit of 60 deg C.\u003c\/p\u003e\n\u003ch3\u003eField Installation Guidelines\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eChassis Slot Insertion\u003c\/strong\u003e: Power down the assembly. Align the printed circuit board side rails with the top and bottom chassis slot grooves, pushing the module until the mechanical locking retention tabs latch firmly into the frame.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSourcing Field Connections\u003c\/strong\u003e: Connect the external 10-50 VDC supply positive lead to the common rail of the removable terminal block. Ensure that all field actuators are landed to their corresponding terminal outputs, observing proper wire gauge to handle high continuous current loads.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eGrounding Protocols\u003c\/strong\u003e: Verify that the SLC 500 chassis frame is connected directly to a low-impedance functional earth ground grid. Separate discrete DC signal loops from concurrent AC inductive power conduits to suppress high-frequency electromagnetic noise injection.\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Allen Bradley","offers":[{"title":"Default Title","offer_id":43421027958874,"sku":"1746-OB8","price":99.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0710\/5957\/0778\/files\/8.1_ea635e9c-7d3d-4eae-914d-c01b94b10ba3.jpg?v=1779846579"},{"product_id":"1746-obp16-allen-bradley-slc-500-core-function-keyword-new-original-stock","title":"1746-OBP16 Allen-Bradley SLC 500 Core Function Keyword | New \u0026 Original Stock","description":"\u003ch2\u003eAllen-Bradley 1746-OBP16 SLC 500 I\/O Modules\u003c\/h2\u003e\n\u003cp\u003eThe \u003cstrong\u003eAllen-Bradley 1746-OBP16\u003c\/strong\u003e, also cataloged as the \u003cstrong\u003e1746-OBP16\u003c\/strong\u003e Output Module, serves as the primary \u003cstrong\u003e1746-OBP16\u003c\/strong\u003e Product Type utilized to execute discrete current-sourcing tasks across SLC 500 platforms.\u003c\/p\u003e\n\u003ch3\u003eHardware Specifications\u003c\/h3\u003e\n\u003cfigure class=\"table\"\u003e\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003e\u003cstrong\u003eParameter\u003c\/strong\u003e\u003c\/th\u003e\n\u003cth\u003e\u003cstrong\u003eSpecification\u003c\/strong\u003e\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eModel\u003c\/td\u003e\n\u003ctd\u003e1746-OBP16\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBrand\u003c\/td\u003e\n\u003ctd\u003eAllen-Bradley\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOrigin\u003c\/td\u003e\n\u003ctd\u003eUSA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWeight\u003c\/td\u003e\n\u003ctd\u003e0.25 kg (Shipping Weight 2 kg)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDimensions\u003c\/td\u003e\n\u003ctd\u003e145 x 35 x 130 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating Temp\u003c\/td\u003e\n\u003ctd\u003e0 to 60 deg C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePower Consumption\u003c\/td\u003e\n\u003ctd\u003eBackplane current: 0.250 A @ 5 VDC, 0.0 A @ 24 VDC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOutput Channels\u003c\/td\u003e\n\u003ctd\u003e16 sourcing outputs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePoints per Common\u003c\/td\u003e\n\u003ctd\u003e16\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating Voltage Range\u003c\/td\u003e\n\u003ctd\u003e20.4 to 26.4 VDC (source)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eContinuous Current per Point\u003c\/td\u003e\n\u003ctd\u003e1.5 A @ 30 deg C, 1.0 A @ 60 deg C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eContinuous Current per Module\u003c\/td\u003e\n\u003ctd\u003e6.4 A @ 0 to 60 deg C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMax On-State Voltage Drop\u003c\/td\u003e\n\u003ctd\u003e1.0 V @ 1.0 A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSurge Current per Point\u003c\/td\u003e\n\u003ctd\u003e4.0 A for 10 ms\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSurge Current per Module\u003c\/td\u003e\n\u003ctd\u003e32.0 A for 10 ms\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOff-State Leakage\u003c\/td\u003e\n\u003ctd\u003e1 mA max\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMin Load Current\u003c\/td\u003e\n\u003ctd\u003e1 mA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSignal Delay (Resistive Load)\u003c\/td\u003e\n\u003ctd\u003eOn = 0.1 ms, Off = 1.0 ms\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eIsolation Voltage\u003c\/td\u003e\n\u003ctd\u003e1500 V AC for 1 second (channel-to-backplane)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eElectronic Protection\u003c\/td\u003e\n\u003ctd\u003eNone\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMounting Style\u003c\/td\u003e\n\u003ctd\u003eInstalled in SLC 500 chassis\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/figure\u003e\n\u003ch3\u003eIndustrial Control \u0026amp; Drive Integration\u003c\/h3\u003e\n\u003cp\u003eThe 1746-OBP16 coordinates discrete switching operations matching the backplane bus communication velocity properties of the legacy chassis. To support extensive localized I\/O density scaling routines, the hardware interfaces directly with central processing units via parallel chassis backplanes or remote scanners across Profinet \/ EtherNet\/IP deterministic networks. Maintaining exact firmware flash compatibility across network infrastructure modules is necessary to manage the 16-point sourcing bit-map without inducing signal propagation latencies or cyclic data packet timeouts.\u003c\/p\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003cp\u003eQ: Does the 1746-OBP16 feature active short-circuit or thermal electronic protection?\u003c\/p\u003e\n\u003cp\u003eA: No. The internal circuitry specifies no built-in electronic protection loops. External fast-acting fuses or current-limiting devices must be implemented on each sourcing output channel to protect the solid-state components from short-circuit faults and overcurrent conditions.\u003c\/p\u003e\n\u003cp\u003eQ: Can the 1746-OBP16 be hot-swapped while the SLC 500 chassis backplane power is active?\u003c\/p\u003e\n\u003cp\u003eA: No. The SLC 500 architecture lacks Removal and Insertion Under Power (RIUP) capability. The chassis power supply must be completely isolated and de-energized prior to inserting or removing the module to prevent physical degradation of the backplane connectors and logic chips.\u003c\/p\u003e\n\u003ch3\u003eField Installation Guidelines\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eModule Insertion Execution\u003c\/strong\u003e: Power down the rack system. Align the circuit board edges with the top and bottom chassis slot channels, pushing the hardware inward until the mechanical retention clips latch securely to the chassis frame.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eField Wiring Terminations\u003c\/strong\u003e: Route field wiring through the removable terminal block interface. Land the 24 VDC nominal sourcing power line and individual load conductors, ensuring proper terminal screw torque to minimize contact resistance and local heat buildup.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eShield Grounding Protocols\u003c\/strong\u003e: Connect the SLC 500 chassis ground terminal to the main functional earth ground bus bar via a low-impedance conductor. Route all high-current DC output lines away from low-voltage communication paths to eliminate high-frequency noise injection.\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Allen Bradley","offers":[{"title":"Default Title","offer_id":43421034840154,"sku":"1746-OBP16","price":99.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0710\/5957\/0778\/files\/179_feff39cb-0fda-44a9-b406-31fcd7578a1a.jpg?v=1779846843"},{"product_id":"1747-l524-allen-bradley-slc-500-core-function-keyword-new-original-stock","title":"1747-L524 Allen-Bradley SLC 500 Core Function Keyword | New \u0026 Original Stock","description":"\u003ch2\u003eAllen-Bradley 1747-L524 SLC 500 Modular Controllers\u003c\/h2\u003e\n\u003cp\u003eThe \u003cstrong\u003eAllen-Bradley 1747-L524\u003c\/strong\u003e, also cataloged as the \u003cstrong\u003e1747-L524\u003c\/strong\u003e SLC 5\/02 Processor Module, serves as the primary \u003cstrong\u003e1747-L524\u003c\/strong\u003e CPU Processor utilized to execute central logic processing tasks across SLC 500 Modular Controllers platforms.\u003c\/p\u003e\n\u003ch3\u003eHardware Specifications\u003c\/h3\u003e\n\u003cfigure class=\"table\"\u003e\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003e\u003cstrong\u003eParameter\u003c\/strong\u003e\u003c\/th\u003e\n\u003cth\u003e\u003cstrong\u003eSpecification\u003c\/strong\u003e\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eModel\u003c\/td\u003e\n\u003ctd\u003e1747-L524\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBrand\u003c\/td\u003e\n\u003ctd\u003eAllen-Bradley\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOrigin\u003c\/td\u003e\n\u003ctd\u003eUSA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWeight\u003c\/td\u003e\n\u003ctd\u003e0.38 lbs (0.17 kg)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDimensions\u003c\/td\u003e\n\u003ctd\u003e145 x 35 x 130 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating Temp\u003c\/td\u003e\n\u003ctd\u003e0 to 60 deg C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePower Consumption\u003c\/td\u003e\n\u003ctd\u003eBackplane current: 350 mA @ 5 VDC, 105 mA @ 24 VDC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eUser Memory\u003c\/td\u003e\n\u003ctd\u003e4K words (Battery-backed RAM)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDiscrete I\/O Capacity\u003c\/td\u003e\n\u003ctd\u003e4096 inputs and 4096 outputs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMax Local Slots\u003c\/td\u003e\n\u003ctd\u003e30 slots (up to 3 local I\/O chassis)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTypical Program Scan Time\u003c\/td\u003e\n\u003ctd\u003e1.6 ms\/K\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMax I\/O Scan Time\u003c\/td\u003e\n\u003ctd\u003e1.6 ms\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCommunication Ports\u003c\/td\u003e\n\u003ctd\u003eDH-485 network port\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMemory Backup Option\u003c\/td\u003e\n\u003ctd\u003eEEPROM\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eProgram Scan Hold-up Time\u003c\/td\u003e\n\u003ctd\u003e20 ms to 3 s (dependent on power supply loading)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eStatus Indicators\u003c\/td\u003e\n\u003ctd\u003eRun, CPU Fault, Forced, I\/O, Battery Low, COMM\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/figure\u003e\n\u003ch3\u003eIndustrial Control \u0026amp; Drive Integration\u003c\/h3\u003e\n\u003cp\u003eThe 1747-L524 executes localized instruction routines directly tied to the backplane bus communication velocity specifications of the SLC rack infrastructure. Configured to handle extensive register mapping, the hardware supports system expansion via networks like DH-485, interfacing with peripheral data modules on Profinet \/ EtherNet\/IP deterministic networks via network gateway modules. To sustain predictable data cycles through the 30 available local slots, the central processor requires strict firmware flash compatibility verification across all distributed digital and analog I\/O modules during initial rack configuration.\u003c\/p\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003cp\u003eQ: What are the integrated memory retention limitations of the 1747-L524 if primary power is lost?\u003c\/p\u003e\n\u003cp\u003eA: The standard onboard capacitor retains user memory for a duration of 2 weeks if unpowered under standard thermal conditions. For extended protection up to 5 years, an auxiliary 1747-BA lithium battery must be connected to the dedicated internal battery socket.\u003c\/p\u003e\n\u003cp\u003eQ: Can this processor module be inserted or extracted from the SLC chassis while backplane power is active?\u003c\/p\u003e\n\u003cp\u003eA: No. The SLC 500 hardware framework does not support Removal and Insertion Under Power (RIUP). Prior to removing or installing the processor module, the master chassis power supply must be entirely isolated to avoid physical destruction of the logic circuits or internal address lines.\u003c\/p\u003e\n\u003ch3\u003eField Installation Guidelines\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eChassis Slot Placement\u003c\/strong\u003e: The 1747-L524 processor module must always be installed in Slot 0 (the leftmost slot) of the primary SLC 500 chassis. Align the circuit board edges with the chassis tracks and slide the card inward until the retaining tabs lock completely into the frame.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eNetwork Cable Termination\u003c\/strong\u003e: Connect the DH-485 network cable to the front-facing RJ45 jack using proper industrial grade shielding. Route all communication cables separately from high-voltage AC lines to prevent magnetic noise induction into the data registers.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eChassis Ground Requirements\u003c\/strong\u003e: Verify that the primary SLC chassis ground terminal is bonded to the main functional earth ground bus bar using an appropriate low-impedance conductor to fulfill NEMA Standard ICS 2-230 noise immunity standards.\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Allen Bradley","offers":[{"title":"Default Title","offer_id":43421087432794,"sku":"1747-L524","price":99.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0710\/5957\/0778\/files\/180_e3c19a60-66db-40c2-a57d-2a3b6dff2559.jpg?v=1779847276"},{"product_id":"1747-l531-allen-bradley-slc-500-core-function-keyword-new-original-stock","title":"1747-L531 Allen-Bradley SLC 500 Core Function Keyword | New \u0026 Original Stock","description":"\u003ch2\u003eAllen-Bradley 1747-L531 SLC 500 Modular Controllers\u003c\/h2\u003e\n\u003cp\u003eThe \u003cstrong\u003eAllen-Bradley 1747-L531\u003c\/strong\u003e, also cataloged as the \u003cstrong\u003e1747-L531\u003c\/strong\u003e SLC 5\/03 Processor Module, serves as the primary \u003cstrong\u003e1747-L531\u003c\/strong\u003e CPU Processor utilized to execute central logic processing tasks across SLC 500 Modular Controllers platforms.\u003c\/p\u003e\n\u003ch3\u003eHardware Specifications\u003c\/h3\u003e\n\u003cfigure class=\"table\"\u003e\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003e\u003cstrong\u003eParameter\u003c\/strong\u003e\u003c\/th\u003e\n\u003cth\u003e\u003cstrong\u003eSpecification\u003c\/strong\u003e\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eModel\u003c\/td\u003e\n\u003ctd\u003e1747-L531\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBrand\u003c\/td\u003e\n\u003ctd\u003eAllen-Bradley\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOrigin\u003c\/td\u003e\n\u003ctd\u003eUSA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWeight\u003c\/td\u003e\n\u003ctd\u003e1.00 lbs (0.45 kg)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDimensions\u003c\/td\u003e\n\u003ctd\u003e145 x 35 x 130 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating Temp\u003c\/td\u003e\n\u003ctd\u003e0 to 60 deg C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePower Consumption\u003c\/td\u003e\n\u003ctd\u003eBackplane current draw: 500 mA @ 5 VDC, 0 mA @ 24 VDC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eUser Memory\u003c\/td\u003e\n\u003ctd\u003e8,000 Words (Up to 8 KB Battery-Backed RAM)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDiscrete I\/O Capacity\u003c\/td\u003e\n\u003ctd\u003e4096 inputs and 4096 outputs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAnalog I\/O Capacity\u003c\/td\u003e\n\u003ctd\u003e180 channels\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMax Local Slots\u003c\/td\u003e\n\u003ctd\u003e30 slots (up to 3 local I\/O chassis)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTypical Program Scan Time\u003c\/td\u003e\n\u003ctd\u003e1 ms\/K\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMax I\/O Scan Time\u003c\/td\u003e\n\u003ctd\u003e0.225 ms\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOnboard Communication Ports\u003c\/td\u003e\n\u003ctd\u003e1 x DH-485, 1 x RS-232\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBackup Memory Type\u003c\/td\u003e\n\u003ctd\u003e1747-M13 memory module option\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBattery Unit\u003c\/td\u003e\n\u003ctd\u003e1747-BA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/figure\u003e\n\u003ch3\u003eIndustrial Control \u0026amp; Drive Integration\u003c\/h3\u003e\n\u003cp\u003eThe 1747-L531 governs bit-execution cycles and localized register manipulation synchronized with the backplane bus communication velocity parameters of the SLC chassis infrastructure. The processor coordinates I\/O density scaling routines across local hardware racks and maps peripheral node registers connected via gateway bridges over Profinet \/ EtherNet\/IP deterministic networks. Maintaining exact firmware flash compatibility across network interface modules and intelligent coprocessors is required to ensure synchronous I\/O scan transfers without causing address mapping overlaps or serial interface packet collision faults.\u003c\/p\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003cp\u003eQ: Does the 1747-L531 processor permit Removal and Insertion Under Power (RIUP) from slot 0?\u003c\/p\u003e\n\u003cp\u003eA: No. The SLC 500 chassis backplane design lacks hot-swap capabilities. The primary chassis power supply must be entirely isolated and de-energized prior to inserting or extracting the processor module to avoid fatal damage to the logic circuit gates and memory bus lines.\u003c\/p\u003e\n\u003cp\u003eQ: How is data volatility managed on the 1747-L531 during a complete lack of chassis power?\u003c\/p\u003e\n\u003cp\u003eA: The onboard volatile RAM relies on the 1747-BA lithium battery assembly to retain logic code and registers when unpowered. For permanent, non-volatile preservation of the program without battery power, an option plug-in 1747-M13 EEPROM memory module must be installed and configured for auto-load on boot.\u003c\/p\u003e\n\u003ch3\u003eField Installation Guidelines\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eChassis Positioning\u003c\/strong\u003e: The 1747-L531 processor module must be inserted strictly into Slot 0 (the first slot on the left, directly adjacent to the power supply) of the primary SLC 500 chassis. Verify that the plastic circuit guides align before pushing the module into the backplane socket.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSerial Interface Termination\u003c\/strong\u003e: Connect communication lines to the built-in DH-485 or RS-232 ports using industrially shielded cables. Keep these data paths mechanically isolated from three-phase motor lines or switching inductive conduits to suppress electromagnetic coupling.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eChassis Grounding Infrastructure\u003c\/strong\u003e: Bond the SLC 500 chassis functional ground lug directly to the central enclosure earth bus bar with a low-impedance conductor. Proper grounding is mandatory to ensure maximum electrical noise immunity and stable internal logic reference levels.\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Allen Bradley","offers":[{"title":"Default Title","offer_id":43421223321690,"sku":"1747-L531","price":99.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0710\/5957\/0778\/files\/181_91d12c34-4e92-4511-8ea0-e12191a58235.jpg?v=1779848115"},{"product_id":"1747-sn-allen-bradley-slc-500-series-datasheet-technical-manual","title":"1747-SN Allen-Bradley SLC 500 Series Datasheet \u0026 Technical Manual","description":"\u003ch2\u003eAllen-Bradley 1747-SN SLC 500 Modular Controllers\u003c\/h2\u003e\n\u003cp\u003eThe \u003cstrong\u003eAllen-Bradley 1747-SN\/B\u003c\/strong\u003e, also cataloged as the \u003cstrong\u003e1747-SN\u003c\/strong\u003e Remote I\/O Scanner Module, operates as a dedicated hardware component for distributed network communication management within SLC 500 Modular Controllers platforms.\u003c\/p\u003e\n\u003ch3\u003eHardware Specifications\u003c\/h3\u003e\n\u003cfigure class=\"table\"\u003e\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003e\u003cstrong\u003eParameter\u003c\/strong\u003e\u003c\/th\u003e\n\u003cth\u003e\u003cstrong\u003eSpecification\u003c\/strong\u003e\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eModel\u003c\/td\u003e\n\u003ctd\u003e1747-SN\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBrand\u003c\/td\u003e\n\u003ctd\u003eAllen-Bradley\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOrigin\u003c\/td\u003e\n\u003ctd\u003eUSA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWeight\u003c\/td\u003e\n\u003ctd\u003e0.25 kg (Shipping Weight 2 kg)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDimensions\u003c\/td\u003e\n\u003ctd\u003eStandard SLC 500 single-slot module footprint\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating Temp\u003c\/td\u003e\n\u003ctd\u003e0 to +60 deg C (+32 to +140 deg F)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePower Consumption\u003c\/td\u003e\n\u003ctd\u003eBackplane load: 600 mA @ 5 VDC, 0 mA @ 24 VDC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCommunication Protocol\u003c\/td\u003e\n\u003ctd\u003eUniversal Remote I\/O (RIO)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBaud Rate Range\u003c\/td\u003e\n\u003ctd\u003e57.6 kbaud, 115.2 kbaud, 230.4 kbaud\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eHumidity\u003c\/td\u003e\n\u003ctd\u003e5 to 95% non-condensing\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eNoise Immunity\u003c\/td\u003e\n\u003ctd\u003eNEMA Standard ICS 2-230\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eHazardous Location Rating\u003c\/td\u003e\n\u003ctd\u003eClass I, Division 2, Groups A, B, C, D\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCertifications\u003c\/td\u003e\n\u003ctd\u003eUL, C-UL, CE, C-Tick, IECEx\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/figure\u003e\n\u003ch3\u003eIndustrial Control \u0026amp; Drive Integration\u003c\/h3\u003e\n\u003cp\u003eThe 1747-SN governs cyclic network data exchange synchronized with the backplane bus communication velocity properties of the local SLC chassis. By serving as an interface controller, the hardware facilitates wide-area I\/O density scaling routines, bridging remote adapters and rack assemblies over deterministic physical pathways. Integrating this scanner within hybrid architectures alongside newer Profinet \/ EtherNet\/IP deterministic networks requires strict verification of firmware flash compatibility across the host SLC processor and communication bridges to prevent token-rotation latencies, transmission drops, or remote block mapping faults.\u003c\/p\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003cp\u003eQ: Does the 1747-SN support online extraction or Insertion Under Power (RIUP)?\u003c\/p\u003e\n\u003cp\u003eA: No. The SLC 500 backplane infrastructure does not support hot-swapping. The rack power supply must be entirely isolated before inserting or removing the module. Attempting installation while the backplane is energized can cause physical degradation of internal logic components or network port transceivers.\u003c\/p\u003e\n\u003cp\u003eQ: What are the layout constraints regarding network line termination for this module?\u003c\/p\u003e\n\u003cp\u003eA: The RIO link requires appropriate resistor termination at both physical ends of the trunk line to eliminate signal reflections. The specific resistance value (82 Ohm or 150 Ohm) must be selected according to the baud rate configuration (57.6, 115.2, or 230.4 kbaud) and cable type utilized.\u003c\/p\u003e\n\u003ch3\u003eField Installation Guidelines\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eChassis Slot Allocation\u003c\/strong\u003e: Insert the 1747-SN module into any available I\/O slot of a local SLC 500 chassis except Slot 0, which is reserved for the processor. Align the printed circuit board side rails with the chassis tracks and guide the module forward until the locking tabs snap firmly into position.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eNetwork Wiring Protocols\u003c\/strong\u003e: Land the RIO blue hose conductor wires to the designated terminal block connectors according to standard terminal pinouts (Blue wire, Shield, Clear wire). All wiring infrastructure within hazardous locations must strictly adhere to NEC Article 501-4(b) guidelines.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eShield Grounding and Noise Suppression\u003c\/strong\u003e: Secure the RIO network shield drain wire to a single, clean structural earth ground point. Ensure that the SLC 500 chassis frame is directly bonded to the main enclosure functional ground bar with a low-impedance conductor to preserve NEMA ICS 2-230 noise immunity parameters.\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Allen Bradley","offers":[{"title":"Default Title","offer_id":43421277782106,"sku":"1747-SN\/B","price":99.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0710\/5957\/0778\/files\/182._e2fe9f72-d8a6-4175-8e91-d80c87027d7a.jpg?v=1779848482"}],"url":"https:\/\/www.spareoil.com\/collections\/allen-bradley-slc-500.oembed?page=4","provider":"SpareOil Automation","version":"1.0","type":"link"}