Allen-Bradley 1769-BA 3V Lithium Battery Assembly for CompactLogix PLC

Technical Specifications

Main Features and Advantages

Reliable Memory Retention: The Allen-Bradley 1769-BA ensures that critical user programs, tag data, and configuration parameters are securely retained during power outages or controller shutdowns. The 1769-BA operates by providing continuous backup power to the controller’s volatile RAM, preventing data loss that could otherwise result in costly reprogramming and system downtime . With a typical service life of 2 to 5 years, the 1769-BA offers dependable long-term performance, allowing maintenance teams to plan replacements proactively .

High Quality and Compatibility: The Allen-Bradley 1769-BA is manufactured using high-grade Japanese FDK CR14250SE cells, ensuring consistent voltage output and reliable energy delivery throughout its operational life . This battery assembly is designed specifically for Allen-Bradley CompactLogix controllers, including the 1769-L23x and 1769-L3x series, and is also compatible with several MicroLogix controller families . The pre-fitted connector on the 1769-BA eliminates the risk of wiring errors during replacement, ensuring a secure connection to the controller’s battery port .

Easy Installation and Maintenance: The 1769-BA features a compact, cylindrical form factor with integrated wire leads and connector, enabling simple, tool-free installation directly into the controller’s designated battery compartment . As a non-rechargeable battery, the 1769-BA requires no periodic maintenance or charging, reducing ongoing service demands . Rockwell Automation has classified the 1769-BA as “Active Mature,” confirming its continued production and availability for existing system deployments .

Wide Temperature Range Operation: The 1769-BA is rated for reliable operation across a broad temperature spectrum, supporting controller operation from 0°C to 60°C and accommodating storage conditions from -40°C to 85°C . This robust temperature tolerance makes the 1769-BA suitable for installation in diverse industrial environments, from climate-controlled control rooms to harsh manufacturing floors.

Application Fields

The Allen-Bradley 1769-BA is deployed across all industries where CompactLogix controllers are used for critical automation and control functions, ensuring uninterrupted program and data retention. In the manufacturing sector, the 1769-BA protects machine control programs, recipe data, and production parameters in applications such as packaging lines, material handling systems, and assembly automation. The 1769-BA ensures that after a power interruption, the controller can resume operations seamlessly, eliminating the need for manual program reloading and reducing production downtime.

In process industries including chemical, pharmaceutical, and food and beverage, the 1769-BA safeguards control logic, setpoints, and historical data critical for maintaining product quality and process consistency. When power fluctuations or outages occur, the 1769-BA preserves the controller’s operational state, ensuring that critical processes can be restarted without data corruption or configuration loss. This data retention capability is particularly valuable in batch processing applications where recipe integrity is paramount .

The Allen-Bradley 1769-BA also finds essential application in infrastructure and utilities, where CompactLogix controllers manage water treatment facilities, pumping stations, and building automation systems. The 1769-BA provides the memory backup necessary to maintain control strategies and alarm configurations through power disturbances, contributing to system reliability and public safety. For system integrators and OEMs, the 1769-BA is a standard spare part carried in service inventories, enabling rapid on-site replacement during preventive maintenance or emergency repairs. The 1769-BA ensures that valuable engineering time invested in developing and debugging control programs is protected against loss due to power events, making it an essential component for any organization relying on Allen-Bradley CompactLogix control systems .