Allen Bradley 1747-BA Lithium Battery Assembly

Product Introduction

The Allen Bradley 1747-BA Lithium Battery Assembly is a non-rechargeable lithium battery designed specifically for RAM memory retention in Allen-Bradley SLC 500 and MicroLogix 1500 control systems. Its primary role is to maintain critical user programs, configuration data, and processor memory during power loss or system shutdown.

Manufactured using FDK / NEXERGY lithium cell technology, this battery assembly provides stable voltage output and long-term memory backup reliability. It is engineered to meet the electrical and environmental requirements of industrial automation systems, ensuring consistent memory retention without affecting controller performance.

The 1747-BA battery is a standard maintenance component widely used in industrial PLC installations, system retrofits, and preventive maintenance programs.

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Product Specifications

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Applications

• PLC memory backup, preserving user programs and configuration data during power loss.

• SLC 500 control systems, ensuring data retention for industrial automation processes.

• MicroLogix 1500 controllers, maintaining volatile RAM contents during shutdowns.

• Preventive maintenance programs, replacing aging batteries to avoid data loss.

• System retrofits and servicing, restoring reliable memory retention capability.

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Advantages

• Stable 3-volt output, providing reliable memory retention without voltage fluctuation.

• FDK / NEXERGY lithium technology, ensuring consistent performance and industrial reliability.

• Non-rechargeable design, eliminating risks associated with charging circuits.

• Direct compatibility, designed specifically for Allen-Bradley SLC 500 and MicroLogix 1500 systems.

• Simple replacement, minimizing maintenance time and system downtime.

• Reliable data protection, preventing accidental loss of critical control programs.

FAQ

1. What is the main purpose of the 1747-BA battery?
   It supplies backup power to retain PLC RAM memory when system power is removed.

2. Which PLC families use this battery?
   It is used in Allen-Bradley SLC 500 and MicroLogix 1500 controllers.

3. Is this battery rechargeable?
   No, it is a non-rechargeable lithium battery.

4. What type of memory does it protect?
   It protects volatile RAM that stores programs, parameters, and configuration data.

5. What lithium cell technology is used?
   The battery is based on FDK / NEXERGY lithium cell technology.

6. Does the battery affect PLC operation during normal power conditions?
   No, it remains inactive until main power is removed.

7. Is controller reprogramming required after battery replacement?
   No, as long as the replacement is done correctly with power applied or memory preserved.

8. Can a weak battery cause system faults?
   Yes, insufficient battery voltage may lead to memory loss or controller initialization issues.

9. Is the battery used for real-time clock backup?
   Yes, it also maintains time-dependent data stored in RAM.

10. Is this battery suitable for long-term industrial use?
    Yes, it is designed for stable long-term memory retention in industrial environments.

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