Allen-Bradley 1747-L543

Allen-Bradley 1747-L543

Overview

The Allen-Bradley 1747-L543 is a SLC 5/04 processor with 32K words of user memory, supporting DH+ and RS-232 communication. Designed for use within the SLC 500 modular PLC platform, it provides reliable performance for a wide range of industrial automation applications. The 1747-L543 offers real-time control, data handling, and connectivity with legacy and modern systems.

Key Features

• SLC 5/04 CPU with 32K words memory

• Integrated RS-232 and DH+ communication ports

• Supports up to 4096 input and 4096 output points

• Compatible with SLC 500 racks and I/O modules

• Battery-backed memory for program retention

• Diagnostic LED indicators and user-configurable settings

• Programming via RSLogix 500

Technical Specifications

• Catalog Number: 1747-L543

• Memory: 32K words (data and program)

• Ports: 1 x RS-232, 1 x DH+

• I/O Capacity: Up to 4096 inputs and 4096 outputs

• Instruction Set: Ladder logic, math, PID, and more

• Backplane Current Draw: 500 mA at 5V DC

• Mounting: SLC 500 chassis

• Programming Software: RSLogix 500

• Certifications: UL, CE, CSA, RoHS

Applications

• Discrete and process control in industrial environments

• Manufacturing automation systems

• Legacy systems requiring DH+ communications

• OEM machines using the SLC 500 platform

• SCADA integration and machine-level control

Why Choose the 1747-L543?

• Proven Allen-Bradley reliability in legacy control systems

• Easy integration with existing SLC 500 architecture

• Dual-port communication simplifies system networking

• Ideal for upgrades, replacements, or system expansions

• Long-term availability and field support

Order Now

The Allen-Bradley 1747-L543 SLC 5/04 processor is in stock and ready to ship worldwide.