{"product_id":"allen-bradley-1769-ba-compactlogix-processor-lithium-battery-module","title":"Allen-Bradley 1769-BA CompactLogix Processor Lithium Battery Module","description":"\u003cp\u003eConfigured for critical energy retention in Allen-Bradley CompactLogix system platforms, the \u003cstrong\u003eAllen-Bradley 1769-BA\u003c\/strong\u003e (\u003cstrong\u003e1769-BA\u003c\/strong\u003e Battery Module) provides direct physical\/electrical execution for non-volatile memory back-up. The unit supplies continuous DC energy to maintain system real-time clock (RTC) operation and retain controller static RAM (SRAM) memory content when primary 24 VDC backplane power is interrupted. Compatible across both Series A and Series B controller hardware, the module features a 30 V continuous isolation rating to protect internal logic circuits against ground loop transients and external electrical noise.\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-BA\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\u003e0.13 lbs (0.06 kg)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDimensions\u003c\/td\u003e\n\u003ctd\u003e8.0 in x 8.0 in x 5.0 in (20.3 cm x 20.3 cm x 12.7 cm)\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\u003e33.6 W\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eHeat Dissipation\u003c\/td\u003e\n\u003ctd\u003e7.5 W\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBackplane Current Draw\u003c\/td\u003e\n\u003ctd\u003e1.4 A @ 24 VDC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eIsolation Voltage\u003c\/td\u003e\n\u003ctd\u003e30 V Continuous\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eEnclosure Type\u003c\/td\u003e\n\u003ctd\u003eOpen Enclosure\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCompatibility\u003c\/td\u003e\n\u003ctd\u003eCompactLogix Controllers (Series A and B)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/figure\u003e\n\u003ch3\u003eBackplane Bus Communication \u0026amp; Deterministic Processing\u003c\/h3\u003e\n\u003cp\u003eThe Allen-Bradley 1769-BA works in direct coordination with the host CPU power monitor circuit, maintaining memory integrity to ensure deterministic restart behavior following system power restoration. Firmware flash compatibility across 1769-L2x and 1769-L3x controllers allows the host processor to sample battery state bit transitions over the internal logic interconnect without introducing scan latency. Backplane bus communication velocity and user logic execution resume immediately upon power-up without data loss, safeguarding calibrated process registers and I\/O image tables from memory corruption across high-density I\/O configurations.\u003c\/p\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003cp\u003eQ: What is the primary function of the 1769-BA battery module within a CompactLogix controller?\u003c\/p\u003e\n\u003cp\u003eA: The 1769-BA provides backup power to maintain controller SRAM user memory and the real-time clock (RTC) when system main 24 VDC or 120\/240 VAC power is disconnected or interrupted.\u003c\/p\u003e\n\u003cp\u003eQ: Can the 1769-BA battery module be replaced while the CompactLogix controller is powered on?\u003c\/p\u003e\n\u003cp\u003eA: Yes. Replacing the 1769-BA while main system backplane power is applied prevents the loss of volatile user program memory and processor clock settings during the battery exchange process.\u003c\/p\u003e\n\u003ch3\u003eField Installation Guidelines\u003c\/h3\u003e\n\u003col\u003e\n\u003cli\u003e\n\u003cstrong\u003eElectrostatic Discharge (ESD) Protection\u003c\/strong\u003e: Touch a grounded metal object to discharge static electricity before handling the 1769-BA module or opening the controller battery compartment door.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eConnector Keying \u0026amp; Insertion\u003c\/strong\u003e: Align the 1769-BA wire harness keying notch with the dedicated battery connector on the CompactLogix processor front panel. Firmly push the connector until the retaining clip snaps into place.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBattery Housing Mounting\u003c\/strong\u003e: Insert the battery cell cleanly into the designated retaining clip or compartment inside the controller housing. Ensure lead wires are neatly tucked to avoid pinching when closing the access door.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDisposal \u0026amp; Handling Safety\u003c\/strong\u003e: Do not puncture, incinerate, or recharge the lithium cell. Dispose of depleted battery assemblies in accordance with local environmental regulations for industrial lithium batteries.\u003c\/li\u003e\n\u003c\/ol\u003e","brand":"Allen-Bradley","offers":[{"title":"Default Title","offer_id":52681874931992,"sku":"1769-BA","price":270.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0892\/3483\/3688\/files\/1769-BA_Cocoai_375f68d7-e2b6-4b12-a2c9-aeb2a5075250.jpg?v=1789437835","url":"https:\/\/www.innoplcsync.com\/products\/allen-bradley-1769-ba-compactlogix-processor-lithium-battery-module","provider":"InnoPLC Sync Co., Ltd.","version":"1.0","type":"link"}