Allen-Bradley 1771-OR PLC-5 Digital AC Output Module

Product Description

The Allen-Bradley 1771-OR is a rack-mounted digital AC output module for the PLC-5 series. It provides six individually controlled outputs designed for AC-powered applications. With conformal coating for durability, reliable current handling, and fast response times, it is well-suited for industrial automation systems requiring robust AC output switching.

Technical Specifications

• Manufacturer Allen-Bradley

• Product Line PLC-5

• Product Type Digital AC Output Module

• Part Number 1771-OR

• Weight 1.38 lbs (0.62 kg)

• Number of Outputs 6

• Voltage Category 220 VAC

• Operating Voltage Range 184–276 VAC

• Maximum Continuous Current per Output 2 A

• Maximum Current per Module 6 A

• Backplane Current Draw 255 mA

• Signal Delay (AC Off) 45 ms ±15 ms

• Signal Delay (DC Off) 50 ms

• Wiring Arm 1771-WH

• Coating Conformal coat for environmental protection

• Mounting Rack mountable, 1 slot width

Application Scenarios

• Switching AC loads in PLC-5 automation systems

• Industrial applications requiring multiple isolated AC outputs

• Environments needing conformal-coated modules for added protection

• Systems requiring reliable current handling up to 2 A per channel

FAQ

Q: How many outputs does the 1771-OR provide?  A: It provides six AC-powered digital outputs.

Q: What is the maximum current per output?  A: Each output can handle up to 2 A continuously.

Q: Is the module rack mountable?  A: Yes, it is designed for rack mounting in PLC-5 chassis.

Comparison with Similar Models

• 1771-OW: Relay output module for mixed AC/DC applications.

• 1771-OB: DC transistor output module.

• 1771-OR: AC-specific output module with six channels and conformal coating.