Allen-Bradley 1756-OX81 – relay output module

The Allen-Bradley 1756-OX81 is a relay output module from the ControlLogix platform, designed for controlling field devices that require relay-based switching. It provides 8 output channels and is suitable for switching both AC and DC loads in industrial automation systems.

The module ensures reliable switching performance and is ideal for applications where electrical isolation and flexibility of relay outputs are required.

Technical overview:
• Series: ControlLogix
• Module type: relay output module (DO)
• Model: 1756-OX81
• Number of outputs: 8 channels
• Output type: relay
• Load type: AC/DC loads
• Switching capability: suitable for various voltage levels
• Isolation: relay isolation between channels
• Mounting: ControlLogix chassis
• Operating temperature: approx. 0°C to +60°C

Typical applications:
• Control of relays and contactors
• Industrial automation systems
• Machine control
• Switching of AC/DC loads
• PLC-based control systems

About the manufacturer:
Allen-Bradley, part of Rockwell Automation, is a global leader in industrial automation technologies. The company develops PLC systems, I/O modules and control solutions widely used in manufacturing industries worldwide.