WRC 1781-A16H Discrete I Relay Mounting Board 16-Channel Slim Mini

Description:

The WRC 1781-A16H Discrete I/O Relay Mounting Board is used in industrial automation systems for interfacing and organizing 16-channel slim miniature relay and I/O modules within PLC and machine control panels. Commonly installed in manufacturing equipment, conveyor systems, packaging machinery, and industrial process control cabinets. Maintenance teams, OEM machine builders, and system integrators use this board for relay interfacing, control panel expansion, retrofit projects, and replacement of damaged or outdated I/O mounting assemblies.

Applications:

The WRC 1781-A16H mounting board is widely used in industrial environments requiring organized and reliable discrete signal distribution between PLC systems and field devices. It is commonly integrated into automated manufacturing lines, material handling systems, packaging equipment, and machine automation panels where multiple slim relay modules must be efficiently mounted and wired for monitoring and control of industrial processes.

Technical Specifications:

• Brand: WRC / Western Reserve Controls
• Part Number: 1781-A16H
• Product Type: Discrete I/O Relay Mounting Board
• Channel Capacity: 16 Channels
• Module Compatibility: 1781-Series Slim and Miniature I/O Modules
• Mounting Style: Panel Mount
• Interface Connection: 50-Pin IDC Header Connector
• Logic Side Connection: Header Connector Interface
• Wiring Compatibility: Insulated Wire with Stripped Ends or Ferrules
• Signal Type: Discrete Digital I/O
• Application Type: PLC and Industrial Automation Interface
• Logic Supply Compatibility: +5VDC, +15VDC, +24VDC
• Isolation: Individually Isolated Power Side Points
• Industry Applications: Manufacturing, Packaging, Material Handling, Process Automation
• Compliance: UL Recognized and CE Compliant

Common Replacements:

• WRC 1781-A16A
• WRC 1782-A16R
• WRC WRC4-A16H