Allen-Bradley 1747-L542 SLC 5/04 Processor
- Brand: Allen-Bradley
- Model Number: 1747-L542
- Type: SLC 5/04 Processor Module
- Product Origin: United States
- Dimensions: 145 × 35 × 142 mm
- Weight: Approx. 0.31 kg
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Description
The Allen-Bradley 1747-L542 SLC 5/04 Processor is a robust programmable logic controller designed for industrial automation applications requiring reliable communication and control. Manufactured by Rockwell Automation, it supports both DH+ and RS-232 communication, making it ideal for integration into legacy and modern control systems.
This processor delivers efficient data handling, fast processing speeds, and dependable performance in demanding environments. Commonly used in manufacturing, process control, and material handling systems, it offers flexible memory options and easy programming. Its modular design ensures compatibility with a wide range of SLC 500 I/O modules, simplifying system expansion and maintenance.
Key Features of Allen-Bradley 1747-L542 SLC 5/04 Processor
- 32 KB battery-backed RAM memory for reliable program and data storage
- Integrated DH+ and RS-232 communication ports for PLC, HMI, and SCADA connectivity
- Supports up to 4,096 discrete inputs and 4,096 discrete outputs
- Compatible with modular SLC 500 chassis systems and installed in Slot 0
- Supports up to 3 local chassis with a maximum of 30 I/O slots
- Fast program scan time of 0.9 ms per Kword for efficient processing
- LED status indicators for diagnostics and troubleshooting
- Flash EPROM memory backup support for program retention
- Compatible with RSLogix 500 programming software
- Designed for industrial automation, material handling, and process control applications
Technical Specifications of Allen-Bradley 1747-L542 SLC 5/04 Processor
| Parameter | Specification |
|---|---|
| Manufacturer | Rockwell Automation |
| Brand | Allen-Bradley |
| Product Family | SLC 500 Series |
| Model Number | 1747-L542 |
| Processor Type | SLC 5/04 CPU |
| User Memory | 32 KB (32,000 words) battery-backed RAM |
| I/O Capacity (Digital) | Up to 4096 inputs / 4096 outputs |
| Analog I/O Capacity | Up to 480 points |
| Program Scan Time | 0.9 ms per K-word |
| I/O Scan Time | ~0.225 ms |
| Maximum Chassis Supported | 3 local chassis |
| Maximum I/O Slots | 30 slots total |
| Communication Ports | DH+ (Data Highway Plus), RS-232 |
| Programming Software | RSLogix 500 |
| Operating Temperature | 0 to 60 °C |
| Storage Temperature | -40 to 85 °C |
| Power Supply Backplane | 5V DC via 1746 chassis system |
| Mounting Type | Rack-mounted modular PLC system |
| Backup Memory | Battery-backed RAM (1747-BA battery) |
Package Includes
Standard package contents generally include:
- 1 × Allen-Bradley 1747-L542 SLC 5/04 Processor
- Industrial protective packaging
- Factory identification label
- Inspection or quality assurance documentation
- Anti-static protective covering
Origin, Dimensions & Weight
- Origin: USA
- Dimensions: 145 × 35 × 142 mm
- Weight: Approx. 0.31 kg
Applications
The Allen-Bradley 1747-L542 SLC 5/04 Processor is commonly used in:
- Manufacturing and assembly line automation
- Material handling and conveyor control systems
- Water and wastewater treatment plants
- Packaging machinery control systems
- Food and beverage processing industries
- Oil and gas auxiliary automation systems
- Industrial plant retrofit and legacy system upgrades
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