{"product_id":"1769-l16er-bb1b-allen-bradley-compactlogix-5370-l1-controller","title":"1769-L16ER-BB1B Allen-Bradley CompactLogix 5370 L1 Controller","description":"\u003ch2\u003eAllen-Bradley 1769-L16ER-BB1B CompactLogix 5370 L1 Controller\u003c\/h2\u003e\n\u003cp\u003eThe \u003cstrong\u003eAllen-Bradley 1769-L16ER-BB1B\u003c\/strong\u003e, also cataloged as the \u003cstrong\u003e1769-L16ER-BB1B\u003c\/strong\u003e Controller, operates as a dedicated hardware component for central logic processing and integrated I\/O execution within CompactLogix 5370 L1 networks.\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\u003e1769-L16ER-BB1B\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\u003eSingapore\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWeight\u003c\/td\u003e\n\u003ctd\u003e2.00 lbs (0.91 kg)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDimensions\u003c\/td\u003e\n\u003ctd\u003eCompactLogix L1 Form Factor\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating Temp\u003c\/td\u003e\n\u003ctd\u003e-20 to +60 deg C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePower Consumption\u003c\/td\u003e\n\u003ctd\u003e11.5 W Power Dissipation at Full Load\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInput Voltage\u003c\/td\u003e\n\u003ctd\u003e24 VDC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eUser Memory\u003c\/td\u003e\n\u003ctd\u003e384 KB\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eController Tasks\u003c\/td\u003e\n\u003ctd\u003e32 Tasks Maximum (100 Programs per Task)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eEmbedded I\/O\u003c\/td\u003e\n\u003ctd\u003e16 Digital DC Inputs (Sink) \/ 16 Digital DC Outputs (Source)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eExpansion Capacity\u003c\/td\u003e\n\u003ctd\u003eUp to 6 Bulletin 1734 POINT I\/O Modules\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCommunication Ports\u003c\/td\u003e\n\u003ctd\u003e2 x RJ-45 EtherNet\/IP Ports (DLR), 1 x USB Port\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eEtherNet\/IP Nodes\u003c\/td\u003e\n\u003ctd\u003e4 Nodes Maximum\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eStorage Memory\u003c\/td\u003e\n\u003ctd\u003e1 GB SD Card Included (Supports up to 2 GB)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/figure\u003e\n\u003ch3\u003eEtherNet\/IP Deterministic Networks \u0026amp; Firmware Flash Compatibility\u003c\/h3\u003e\n\u003cp\u003eThe Allen-Bradley 1769-L16ER-BB1B features dual Ethernet ports supporting Device Level Ring (DLR) topology to guarantee continuous network availability without deterministic loop latencies. The controller maintains backplane bus communication velocity across local 1734 POINT I\/O expansion racks, coordinating up to 256 controller connections and 32 sockets in real time. Onboard firmware flash compatibility ensures synchronized operational execution and reliable logic processing across scaled EtherNet\/IP network nodes.\u003c\/p\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003cp\u003eQ: How does the controller preserve system memory during power loss without an external battery?\u003c\/p\u003e\n\u003cp\u003eA: The module incorporates internal energy storage circuitry that transfers volatile user programs and system state data to the onboard SD card during power loss, eliminating battery maintenance requirements.\u003c\/p\u003e\n\u003cp\u003eQ: What is the maximum local expansion limit for physical I\/O modules on this platform?\u003c\/p\u003e\n\u003cp\u003eA: The integrated chassis power supply supports direct backplane connectivity for up to 6 local Bulletin 1734 POINT I\/O expansion modules mounted alongside the main controller base.\u003c\/p\u003e\n\u003ch3\u003eField Installation Guidelines\u003c\/h3\u003e\n\u003cp\u003eMount the module on a standard 35 mm DIN rail or directly to a panel surface within an IP54-rated enclosure to shield internal components from conductive dust. Connect the 24 VDC primary power supply to the removable terminal block using copper conductors with appropriate wire gauge. Route dual Ethernet communication cables through separated wire ducts to prevent high-voltage noise coupling, ensuring all RJ-45 shield connections interface directly to cabinet ground. Verify proper seating of the end cap on the final 1734 POINT I\/O expansion module to complete the backplane communication loop.\u003c\/p\u003e","brand":"Allen-Bradley","offers":[{"title":"Default Title","offer_id":52902578553144,"sku":"1769-L16ER-BB1B","price":188.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0893\/1616\/3896\/files\/279..jpg?v=1788425079","url":"https:\/\/www.automodulexpert.com\/products\/1769-l16er-bb1b-allen-bradley-compactlogix-5370-l1-controller","provider":"AutoModuleXpert Ltd.","version":"1.0","type":"link"}