Allen-Bradley | 1747-L542 | SLC 500

Product Description: Allen-Bradley 1747-L542

The Allen-Bradley 1747-L542 is a modular processor unit from the SLC 5/04 family, designed for use within the SLC 500 series of programmable logic controllers. It offers 32 KB of user memory and supports both Data Highway Plus (DH+) and RS-232 communication protocols. This processor is suitable for a wide range of industrial automation applications requiring reliable and efficient control.

Key Features

• 32 KB user memory
• Supports up to 4096 discrete inputs and 4096 discrete outputs
• Maximum local system: 3 chassis, 30 slots
• 107 programming instructions
• Typical scan time: 0.9 ms per K of logic
• Bit execution time (XIC): 0.37 µs
• Communication ports: DH+ and RS-232
• Programming software: RSLogix 500
• Chassis-mounted modular design
• Status LEDs for RUN, FLT, DH+, RS232, and BATT indicators

Technical Specifications

• Memory: 32 KB
• I/O Capacity: 4096 inputs / 4096 outputs
• Local System Capacity: Up to 3 chassis, 30 slots
• Communication Ports: One DH+ port, one RS-232 port
• Power Supply Loading: 1.0 A at 5V DC
• Operating Temperature: 0 to 60°C (32 to 140°F)
• Storage Temperature: -40 to 85°C ((-40 to 185°F)
• Relative Humidity: 5% to 95% non-condensing
• Mounting: Chassis-mounted
• Enclosure: Open-style
• Certifications: UL, CE, CSA, KC, Marine

Application Areas

• Manufacturing automation
• Process control systems
• Material handling
• Packaging machinery
• Building automation systems

Advantages

• High-speed processing for efficient control
• Dual communication ports for flexible connectivity
• Modular design allows for easy system expansion
• Compatible with a wide range of SLC 500 I/O modules
• Reliable performance in industrial environments