{"product_id":"1769-l19er-bb1b-allen-bradley-compactlogix-5370-l1-cpu","title":"1769-L19ER-BB1B Allen Bradley CompactLogix 5370 L1 CPU","description":"\u003ch3\u003eProduct Overview\u003c\/h3\u003e\n\u003cp\u003eThe Allen-Bradley 1769-L19ER-BB1B operates as a high-density, all-in-one Programmable Automation Controller (PAC) inside the CompactLogix 5370 L1 family by Rockwell Automation. Designed specifically to streamline small-to-medium industrial architectures, this module combines an advanced Logix control engine, an integrated 24V DC power supply, and a fixed onboard base of 16 digital inputs and 16 digital outputs into a single, compact 100 mm wide housing. It provides localized machine instrumentation and skid-based systems with top-tier control without requiring extensive separate component mounting.\u003c\/p\u003e\n\u003cp\u003eA primary technical milestone of this controller is its completely battery-free architecture. The hardware uses internal, maintenance-free energy storage capacitors to power the Real-Time Clock (RTC) and automatically dump volatile user memory onto the included 1784-SD1 1GB Secure Digital card during unexpected power interruptions.\u003c\/p\u003e\n\u003cp\u003eWe supply this product exclusively as \u003cstrong\u003e100% brand new, original, and factory-sealed\u003c\/strong\u003e within its official packaging to guarantee long-term system health, authentic hardware execution, and complete factory validation.\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\n\u003cp\u003eThe table below logs the exact electrical, memory, physical, and network parameters for the 1769-L19ER-BB1B processor. All entries utilize strict ASCII characters to maintain perfect compatibility with your documentation engines.\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\"\u003e1769-L19ER-BB1B\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd data-row=\"4\"\u003eController Type\u003c\/td\u003e\n\u003ctd data-row=\"4\"\u003eCompactLogix 5370 L1\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd data-row=\"5\"\u003eVolatile User Memory\u003c\/td\u003e\n\u003ctd data-row=\"5\"\u003e1 MB\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd data-row=\"6\"\u003eNon-Volatile Storage\u003c\/td\u003e\n\u003ctd data-row=\"6\"\u003e1 GB Secure Digital Card (Ships with 1784-SD1)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd data-row=\"7\"\u003eOnboard Digital Inputs\u003c\/td\u003e\n\u003ctd data-row=\"7\"\u003e16 Channels (24V DC nominal)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd data-row=\"8\"\u003eOnboard Digital Outputs\u003c\/td\u003e\n\u003ctd data-row=\"8\"\u003e16 Channels (24V DC nominal)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd data-row=\"9\"\u003eIntegrated Ethernet Ports\u003c\/td\u003e\n\u003ctd data-row=\"9\"\u003e2 x EtherNet\/IP Ports (10\/100 Mbps)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd data-row=\"10\"\u003eSupported Network Topologies\u003c\/td\u003e\n\u003ctd data-row=\"10\"\u003eDevice Level Ring (DLR), Linear, Star\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd data-row=\"11\"\u003eMax EtherNet\/IP Nodes\u003c\/td\u003e\n\u003ctd data-row=\"11\"\u003eUp to 8 Nodes\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd data-row=\"12\"\u003eLocal I\/O Bus Expansion\u003c\/td\u003e\n\u003ctd data-row=\"12\"\u003eUp to 6 modules using the 1734 POINT I\/O system\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd data-row=\"13\"\u003eHardware Setup Interface\u003c\/td\u003e\n\u003ctd data-row=\"13\"\u003e1 x USB 1.1 High-speed configuration port\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd data-row=\"14\"\u003eInternal Power Supply Input\u003c\/td\u003e\n\u003ctd data-row=\"14\"\u003e24V DC nominal input\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd data-row=\"15\"\u003eProgramming Software Support\u003c\/td\u003e\n\u003ctd data-row=\"15\"\u003eStudio 5000 Logix Designer \/ RSLogix 5000\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd data-row=\"16\"\u003eExecution Task Limits\u003c\/td\u003e\n\u003ctd data-row=\"16\"\u003e32 Tasks maximum (100 Programs per task)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd data-row=\"17\"\u003eModule Housing Width\u003c\/td\u003e\n\u003ctd data-row=\"17\"\u003e100 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd data-row=\"18\"\u003eOperating Temperature Range\u003c\/td\u003e\n\u003ctd data-row=\"18\"\u003e0 to 60 degrees Celsius\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd data-row=\"19\"\u003eMemory Backup Technology\u003c\/td\u003e\n\u003ctd data-row=\"19\"\u003eMaintenance-free energy storage capacitors (Battery-free)\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\u003eMaintenance-Free Capacitor Energy Storage:\u003c\/strong\u003e The battery-free configuration drops preventative maintenance costs down to zero. The onboard energy storage components handle memory retention duties perpetually, eliminating the plant downtime typically caused by low PLC battery faults and manual battery replacements.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDual-Port DLR Network Fault Tolerance:\u003c\/strong\u003e Dual EtherNet\/IP ports natively support Device Level Ring (DLR) topologies. This topology adds physical layer redundancy to the machine control scheme, allowing the network to maintain steady data streams even if an Ethernet cable breaks or a single node drops off the ring.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLocal 1734 POINT I\/O Scalability:\u003c\/strong\u003e While the unit carries 32 embedded digital points for instant device wiring, the lower expansion bus allows engineers to plug up to six 1734 POINT I\/O modules directly onto the right side of the controller. This interface allows easy system tailoring with specialty analog, RTD, or thermocouple cards.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eUnified Control Environment:\u003c\/strong\u003e The 1769-L19ER-BB1B programs via standard Studio 5000 Logix Designer or RSLogix 5000 software. This grants developers access to identical instruction sets, tagging structures, and data types utilized in heavy-duty ControlLogix platforms, drastically compressing software engineering costs.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eFAQs\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cstrong\u003eIs this 1769-L19ER-BB1B unit a brand new component or a surplus repair?\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003eWe offer this controller solely as a 100% brand new, authentic, original Allen-Bradley product. It ships in its unopened factory-sealed box to verify that you receive original component condition and factory-fresh internal hardware.\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003eDoes this L1 controller utilize the standard 1769 Compact I\/O modules for local expansion?\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003eNo. Unlike L2 or L3 CompactLogix processors, the L1 series (including the 1769-L19ER-BB1B) leverages the ultra-compact 1734 POINT I\/O line for local chassis expansion. It accepts up to six 1734 modules mounted directly onto its built-in expansion bus.\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003eWhat happens to my running process data when the 24V DC source drops out?\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003eThe instant a power drop occurs, the internal capacitor circuit keeps the processor active just long enough to dump all active tags and system state files into non-volatile storage on the bundled 1784-SD1 1GB SD card, preserving your data without an attached battery.\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003eCan I use the integrated front USB port for full runtime machine HMI communications?\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003eNo. Rockwell Automation designs the built-in USB 1.1 port specifically for initial IP address assignment, firmware flashing, and quick diagnostic uploads or downloads. You must execute standard runtime HMI and enterprise network communication over the dual EtherNet\/IP ports.\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Allen Bradley","offers":[{"title":"Default Title","offer_id":42870891544666,"sku":"1769-L19ER-BB1B","price":99.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0710\/5957\/0778\/files\/334.jpg?v=1771899841","url":"https:\/\/www.spareoil.com\/products\/1769-l19er-bb1b-allen-bradley-compactlogix-5370-l1-cpu","provider":"SpareOil Automation","version":"1.0","type":"link"}