Allen-Bradley 1747-L542

Allen-Bradley 1747-L542 | SLC 5/04 Processor | 32K Memory | DH+ & RS-232 | Real-Time Clock | Series B

Overview

The Allen-Bradley 1747-L542 is a SLC 5/04 modular processor from Rockwell Automation’s trusted SLC 500 family. It offers 32K words of user memory, integrated DH+ (Data Highway Plus) and RS-232 communication ports, and features a built-in real-time clock for time-based control applications. This processor is designed for medium-scale control tasks, offering robust performance in distributed control systems and standalone machines.

Key Features

• User Memory: 32K words

• Communication: DH+ and RS-232 (DF1, ASCII)

• Integrated RTC: Yes (real-time clock)

• Chassis Compatibility: SLC 500 modular chassis

• Power Supply: Backplane powered

• Series: B

• Mounting Type: Chassis slot

• Programming Software: RSLogix 500

Technical Specifications

• Catalog Number: 1747-L542

• Memory Capacity: 32K words

• Battery Backup: Yes, for memory retention

• Ports: One DH+ and one RS-232 port

• Status Indicators: LED indicators for CPU and communication

• Operating Temp: 0°C to +60°C

• Certifications: UL, CE, CSA

• Firmware Revision: Compatible with Rev 7 and up

Applications

• Industrial automation control systems

• Packaging and material handling systems

• Process control in water/wastewater, food, and manufacturing

• Standalone machines and OEM solutions

Why Choose the 1747-L542?

• Robust communication options with DH+ and serial

• Ideal for legacy systems using SLC 500 platforms

• Expandable through I/O modules and communication adapters

• Battery-backed memory for secure data retention

• Trusted Allen-Bradley reliability and support

Order Now

The Allen-Bradley 1747-L542 processor is available for immediate worldwide shipment.