{"product_id":"allen-bradley-1756-ba1-battery-assembly","title":"Allen-Bradley 1756-BA1 Battery Assembly","description":"\u003cp\u003eThe \u003cstrong\u003eAllen-Bradley 1756-BA1\u003c\/strong\u003e, also cataloged as the \u003cstrong\u003e1756BA1\u003c\/strong\u003e Battery Assembly, operates as a dedicated hardware component for maintaining non-volatile RAM memory backup during power loss within ControlLogix and FlexLogix processor 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\u003e1756-BA1\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\u003e0.02 kg (0.04 lbs)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDimensions\u003c\/td\u003e\n\u003ctd\u003eCompact Controller Slot Battery Compartment\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\u003e3 VDC Nominal (1800 mAh Capacity)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eChemistry\u003c\/td\u003e\n\u003ctd\u003eLithium Manganese Dioxide\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCompatible Controllers\u003c\/td\u003e\n\u003ctd\u003eSeries A 1756-L61, 1756-L62, 1756-L63, 1756-L55M, 1756-L60M03SE\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCategory\u003c\/td\u003e\n\u003ctd\u003ePLC Battery \/ Accessory\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/figure\u003e\n\u003ch3\u003eFirmware Flash Compatibility \u0026amp; Controller Memory Retention\u003c\/h3\u003e\n\u003cp\u003eThe lithium battery assembly maintains static memory integrity across system power cycles for Series A ControlLogix processors. By sustaining power to volatile RAM blocks when main chassis power is removed, the battery prevents application code loss and retains controller state data, system clocks, and firmware operational registers. The unit integrates a keyed connector plug to ensure proper polarity alignment when connecting directly to the controller logic board header.\u003c\/p\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003cp\u003eQ: Can the 1756-BA1 battery be replaced while the ControlLogix processor is powered on?\u003c\/p\u003e\n\u003cp\u003eA: Replacement under active chassis power is recommended to avoid clearing memory during the swap, provided proper ESD mitigation procedures are followed.\u003c\/p\u003e\n\u003cp\u003eQ: What is the nominal shelf life and discharge rating of this 3 VDC lithium cell?\u003c\/p\u003e\n\u003cp\u003eA: The battery features an 1800 mAh capacity rating designed to sustain non-volatile memory retention for up to 2 years under typical unpowered system storage conditions at standard operating ambient temperatures.\u003c\/p\u003e\n\u003ch3\u003eField Installation Guidelines\u003c\/h3\u003e\n\u003col\u003e\n\u003cli\u003eOpen the battery compartment door located on the front bezel of the ControlLogix controller assembly.\u003c\/li\u003e\n\u003cli\u003eDisconnect the existing battery wire harness plug from the circuit board connector header by pulling straight outward without pulling on the wires.\u003c\/li\u003e\n\u003cli\u003eInsert the keyed connector of the new 1756-BA1 harness into the board header, ensuring correct polarity orientation.\u003c\/li\u003e\n\u003cli\u003ePlace the cell into the housing retaining clip, close the access door securely, and clear the system low-battery LED diagnostic status via RSLogix 5000 \/ Studio 5000 software.\u003c\/li\u003e\n\u003c\/ol\u003e","brand":"Allen-Bradley","offers":[{"title":"Default Title","offer_id":52689110499608,"sku":"1756-BA1","price":270.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0892\/3483\/3688\/files\/1747-BA2_Cocoai.jpg?v=1789544734","url":"https:\/\/www.innoplcsync.com\/products\/allen-bradley-1756-ba1-battery-assembly","provider":"InnoPLC Sync Co., Ltd.","version":"1.0","type":"link"}