{"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","url":"https:\/\/www.spareoil.com\/products\/slc-500-communication-module-1747-ke-allen-bradley","provider":"SpareOil Automation","version":"1.0","type":"link"}