1756-RM2K | Allen-Bradley | ControlLogix Enhanced Redundancy Module

Product Description

The Allen-Bradley 1756-RM2K is an enhanced redundancy module designed for the ControlLogix platform, providing reliable system availability in critical automation environments. It ensures continuous operation by supporting redundant controller configurations and fiber optic communication over extended distances.

Technical Specifications

• Manufacturer Allen-Bradley

• Product Line ControlLogix

• Part Number 1756-RM2K

• Category PLCs

• Weight 0.63 lbs (0.28 kg)

• Module Type Enhanced redundancy module

• Transmission Speed 1000 Mbps (Gigabit)

• Fiber Length Support Up to 10 km

• Wavelength 1310 nm (corrected from “Newton Meters”)

• Channels 1

• Operating Temperature 0–60 °C (32–140 °F)

• Enclosure None (open-type module)

• Recommended Wire Size 20 AWG

Application Scenarios

• High-availability ControlLogix systems requiring redundancy for continuous operation

• Large-scale automation networks with fiber optic communication links

• Industrial environments where downtime prevention is critical

FAQ

• Q: What is the maximum fiber length supported?  A: Up to 10 kilometers.

• Q: What wavelength does the module operate at?  A: 1310 nm.

• Q: What type of redundancy does this module provide?  A: Enhanced redundancy for ControlLogix controllers.