1756-RM/B

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Overview of Allen-Bradley 1756-RM-B

The Allen-Bradley 1756-RM-B is a ControlLogix Redundancy Module designed to enable redundant controller deployment in ControlLogix systems. It allows two identical ControlLogix controllers to operate in sync for enhanced reliability and uptime by managing data synchronization and seamless switchover in case of a failure. The module provides system health monitoring through embedded LEDs and supports configuration via the Studio 5000 Logix Designer software.

Key Features

  • Enables redundancy for ControlLogix controllers using dual modules
  • Compatible with Series A and B ControlLogix chassis and controllers
  • Embedded LED indicators for status: Primary (PRI), Communication (COM), and Operational (OK)
  • Supports up to 3 digital output points
  • Power dissipation of 9 Watts and thermal dissipation of 31 BTU/hr
  • Open style enclosure designed for installation in ControlLogix chassis slots
  • Operating temperature range 0 to 60 °C (32 to 140 °F)
  • Storage temperature range -40 to 85 °C (-40 to 185 °F)
  • Certified to international standards including CE, CSA, cUL-us, and C-Tick

Technical Specifications

Model 1756-RM-B
Module Type ControlLogix Redundancy Module
Redundancy Capability Manages dual controller synchronization and switchover
Output Points 3 digital outputs
Power Dissipation 9 Watts
Thermal Dissipation 31 BTU/hr
Operating Temperature 0 to 60 °C (32 to 140 °F)
Storage Temperature -40 to 85 °C (-40 to 185 °F)
Indicators LEDs for status: PRI, COM, OK
Enclosure Type Open, chassis slot mount
Certification CE, CSA, cUL-us, C-Tick
Weight Approx. 0.25 kg (0.55 lb)
Slot Width 1

Applications

The 1756-RM-B redundancy module is used in critical industrial applications requiring high availability and fault tolerance. By enabling redundant ControlLogix controllers, it ensures continuous operation and reduces downtime in manufacturing, process control, and other automation systems.

1756-RM/B

$0.00

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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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