Allen-Bradley 1756-OW16I – ControlLogix relay output module

The Allen-Bradley 1756-OW16I is a relay output module designed for the ControlLogix automation platform. It provides 16 individually isolated relay outputs used to control a wide range of field devices such as motors, solenoids, valves and indicator lamps in industrial automation systems.

The module enables PLC controllers to switch both AC and DC loads, offering flexibility in machine and process control applications. It is commonly installed in ControlLogix chassis and used in manufacturing systems where reliable relay-based switching is required.

Technical overview:
• Product type: Relay output module
• Series: ControlLogix
• Model: 1756-OW16I
• Number of outputs: 16 isolated relay outputs
• Output type: Electromechanical relay
• Output voltage range: up to approx. 250 V AC / 30 V DC
• Maximum current: approx. 2 A per output (depending on load type)
• Isolation: individual channel isolation
• Backplane current: approx. 0.5 A @ 5.1 V DC
• Mounting: ControlLogix chassis
• Operating temperature: 0°C to +60°C
• Designed for industrial environments

Typical applications:
• Industrial machine control
• PLC-based automation systems
• Process control equipment
• Conveyor and material handling systems
• Manufacturing production lines

About the manufacturer:
Allen-Bradley, a brand of Rockwell Automation, is one of the world’s leading manufacturers of industrial automation equipment. The company develops PLC platforms, motion control technologies, industrial communication networks and automation systems used across manufacturing and process industries worldwide.