A-B 1747-BA Battery Module

Product Description

Allen-Bradley 1747-BA is an SLC 500 Lithium Battery Module manufactured by Rockwell Automation. It is used as a backup battery for SLC 500 series PLC processors, providing power to retain RAM memory contents, user programs, and stored data during power interruptions.

The 1747-BA is a non-rechargeable lithium battery assembly designed specifically for Allen-Bradley SLC 500 control systems.

Specifications

• Brand: Allen-Bradley (Rockwell Automation)
• Model: 1747-BA
• Product Type: PLC Lithium Battery Module
• Series: SLC 500
• Battery Type: Lithium (Non-Rechargeable)
• Nominal Voltage: 3V DC
• Capacity: Approx. 850 mAh
• Application: RAM Memory Retention
• Installation: Plug-in Battery Assembly
• Compatible Systems:
  • SLC 5/01
  • SLC 5/02
  • SLC 5/03
  • SLC 5/04
  • SLC 5/05
  • MicroLogix 1500 (certain configurations)

Functions

• Maintains PLC user program memory during power loss
• Preserves processor RAM data
• Supports SLC 500 PLC system backup operation
• Reduces risk of program loss caused by extended power interruption
• Provides standby power for processor memory retention

Advantages & Features

• Original Allen-Bradley replacement battery
• Compact plug-in design for easy replacement
• Long shelf life with low self-discharge characteristics
• Reliable memory backup for industrial PLC systems
• Designed specifically for SLC 500 controllers

Applications

• SLC 500 PLC systems
• Industrial automation equipment
• Machine control cabinets
• Factory production lines
• Process control systems
• Legacy Allen-Bradley PLC installations

Notes

• 1747-BA is a battery accessory, not a PLC module
• It contains a lithium battery and may require battery-related shipping declarations depending on transportation method and carrier requirements
• Replace according to PLC maintenance schedule to avoid memory loss
• Do not short-circuit, recharge, or disassemble the battery
• Confirm compatibility before replacement