Allen-Bradley 1747-L543 | SLC 500 Controller Module

Overview

1747-L543 is a high-performance processor module from the Allen-Bradley SLC 500 series.
It supports up to 4096 discrete inputs and 4096 discrete outputs, delivering extensive industrial control capabilities.
The module features 64 KB battery-backed RAM, including 60 KB for programs and data, and 4 KB dedicated to data only.

Memory and Program Capability

1747-L543 includes Flash EPROM for backup memory storage.
It supports 64,000 words of user memory and up to 107 programming instructions.
The program scan time is 0.9 ms/K, while the I/O scan time is 0.225 milliseconds, ensuring rapid processing.

I/O and Chassis Configuration

The processor supports up to 3 I/O chassis, each accommodating a maximum of 30 modules.
It offers 480 analog I/O points, providing flexible control over various industrial devices.

Communication Interfaces

1747-L543 includes a 9-pin RS-232 port and a 3-wire Data Highway Plus (DH+) port, supporting reliable industrial networking.
Backup memory can expand via the 1747-M13 module, while battery-backed RAM uses the 1747-BA.

Operating Environment and Specifications

The module operates reliably within 0–60°C industrial environments.
UPC: 10662468653036, UNSPSC: 32151705.
Its compact design supports high-performance automation without compromising space or reliability.