Allen-Bradley 1747-L531 SLC 5/03 CPU Processor Unit Module 1747L531

Description:

The Allen-Bradley 1747-L531 SLC 5/03 CPU Processor Unit Module (1747L531) is used in SLC 500 control systems to execute ladder logic programs and manage I/O communication within industrial automation environments. Commonly installed in SLC 500 chassis in manufacturing plants, material handling systems, water treatment facilities, and process control applications where dependable PLC control is required. Maintenance teams, OEMs, and system integrators use this processor for system repairs, legacy PLC replacement, rack upgrades, and maintaining reliable operation of installed SLC platforms.

Applications:

The 1747-L531 SLC 5/03 processor is widely used in industrial automation systems to control conveyors, pumps, compressors, and automated machinery. With integrated communication capabilities, it supports networked control and remote diagnostics in production lines, processing facilities, and standalone equipment where stable and proven PLC performance is essential.

Technical Specifications:

• Manufacturer: Allen-Bradley (Rockwell Automation)
• Model / Part number: 1747-L531
• Product type: PLC processor module
• Series: SLC 5/03
• Platform: SLC 500
• User memory: 16 KB
• Communication ports: DH-485 and RS-232 serial
• Mounting: 1746 SLC 500 chassis slot
• Programming software: RSLogix 500
• Power: Supplied by SLC 500 power supply module
• Application environment: Industrial automation systems

Common Replacements:

• Allen-Bradley 1747-L532
• Allen-Bradley 1747-L533
• Siemens 6ES7214-1AG40-0XB0