Allen-Bradley | 1747-L551

Description:

The Allen-Bradley 1747-L551 SLC 5/01 Processor Module is a programmable logic controller (PLC) processor designed for SLC 500 automation systems, providing reliable control for small to medium industrial applications. This processor offers 16K words of memory and supports local I/O processing with communication via serial interfaces. Maintenance teams, OEM machine builders, and system integrators use this module for machine control, system upgrades, control panel integration, and replacement of existing SLC 500 processors in industrial environments.

Applications:

The 1747-L551 processor module is widely used in industrial automation systems requiring dependable control without advanced networking requirements. Typical installations include manufacturing production lines, packaging machinery, conveyor systems, material handling equipment, and standalone machine control systems where PLCs manage logic operations and coordinate field devices.

Technical Specifications:

• Manufacturer: Allen-Bradley
• Part Number: 1747-L551
• Series: SLC 500 (SLC 5/01)
• Module Type: PLC processor module
• Memory Capacity: 16K words
• Communication Interface: Serial communication (DH-485)
• Network Protocol: DH-485
• I/O Capacity: Supports SLC 500 I/O modules
• Programming Software: RSLogix 500 compatible
• Installation Type: Chassis-mounted module
• Operating Temperature: 0°C to 60°C

Common Replacements:

• Allen-Bradley 1747-L552
• Allen-Bradley 1747-L553
• Allen-Bradley 1769-L24ER