1756-RM2/A
1756-RM2/A
Manufacturer: ALLEN BRADLEY
Condition: New and Unused, Surplus.
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.
Price Matching / Price on Inquiry
Price Matching / Price on Inquiry
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Warranty
Warranty
Leadtime offers a 1-year warranty for all products sold and repaired, providing a dependable and reliable investment in your company's future.
