1756-RM2/A

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Overview of Allen-Bradley 1756-RM2-A

The Allen-Bradley 1756-RM2-A is an Enhanced Redundancy Module designed for the ControlLogix system, providing higher crossload speeds and improved redundancy capabilities compared to the 1756-RM/B module. The redundancy module allows for dual-controller operation with fast synchronization, ensuring high availability and reliability in industrial automation systems.

Key Features

  • Enhanced redundancy module for ControlLogix systems
  • Supports dual-controller synchronization for redundancy
  • Higher crossload speeds than previous redundancy modules
  • Fast switchover with up to 10 ms delay during channel failover
  • Fiber optic connection with LC-type connector for redundancy link
  • Single fiber channel supporting 1000 Mbps transmission at 1310 nm wavelength
  • Compatible with ControlLogix Series A and B chassis and controllers
  • Operating temperature range: 0 to 60 °C
  • Power consumption: 1.16 A at 5.1 V DC, 3.4 mA at 24 V DC
  • Power dissipation: approx. 6 Watts
  • Open-style enclosure for easy chassis integration
  • Maximum fiber optic cable length: 10 km

Technical Specifications

Model 1756-RM2-A
Type Enhanced Redundancy Module
Connection Type Fiber Optic (LC Connector, Single Channel)
Transmission Speed 1000 Mbps
Wavelength 1310 nm
Max Fiber Length 10 km
Power Consumption 1.16 A @ 5.1 V DC, 3.4 mA @ 24 V DC
Power Dissipation 6 W
Operating Temperature 0 to 60 °C
Enclosure Type Open style

Applications

The 1756-RM2-A module is used in industrial automation control systems requiring high availability and fault tolerance through controller redundancy. It ensures seamless handover between primary and backup controllers, minimizing downtime in critical manufacturing and process control environments.

1756-RM2/A

$0.00

  • ACHIEVING

    4.0

    average rating

  • With

    95%

    positive reviews

  • LESS THAN

    1%

    return rate

Does it come with a warranty?

Yes, All products are offered wth 1-Year warranty.

What is the condition of the product?

All products sold are New & Unused.

How fast is shipping?

All products are delivered within 2-8 business days depending on our stock location.

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