Allen-Bradley 1756-RM2 Redundancy Module | ControlLogix Redundancy

Product Description:

The Allen-Bradley 1756-RM2 Redundancy Module is essential for critical applications requiring high availability and fault tolerance. Designed for ControlLogix systems, the 1756-RM2 offers enhanced redundancy, ensuring continued operation even in the event of a primary controller failure.² With redundant fiber optic ports and high-speed synchronization, the 1756-RM2 minimizes downtime and protects your investments.³ Available in stock at DD Parts for fast shipping.

Features and Specifications:

• Enhanced Redundancy: Offers improved performance and reliability compared to previous redundancy modules.
• ControlLogix Compatibility: Designed for use with 1756-L7x ControlLogix Controllers.
• Redundant Fiber Optic Ports: High-speed and reliable communication between redundant systems, with a range of up to 10km.
• Fast Switchover Time: Minimizes downtime in case of failure (approximately 20ms).
• High-Speed Synchronization: Up to 1000 Mbps for efficient data transfer.⁴
• Flexible Installation: Can be installed in any slot of a ControlLogix chassis.
• Alphanumeric Display: Facilitates diagnostics and monitoring of the module's status.⁵
• Safety: Supports ControlLogix SIL2 (Safety Integrity Level 2) applications.⁶
• Technical Specifications:
  • Catalog Number: 1756-RM2
  • Current Draw: 1.16 A @ 5.1V DC, 3.4 mA @ 24V DC
  • Power Dissipation: 6 W (maximum)
  • Thermal Dissipation: 21 BTU/hr⁷
  • Weight: 0.431 kg (0.95 lbs)
  • Dimensions: Height: 5.588 cm, Width: 18.491 cm, Length: 22.504 cm
  • Operating Temperature: 0 to 60 °C (32 to 140 °F)
• Two 1756-RM2 modules are required per redundant system.⁸

Applications:

• Critical Control Systems
• Industrial Automation with High Availability
• Continuous Processes
• Safety Systems (SIL2)
• Industries Requiring Uninterrupted Uptime

Benefits:

• Increased Uptime: Eliminate unplanned downtime and maximize production.
• Fault Tolerance: Ensure continued operations even in case of hardware failures.
• Reduced Downtime Costs: Avoid financial losses caused by production interruptions.
• Enhanced Reliability: Greater security and stability for your processes.

Why Choose the 1756-RM2 from DD Parts?

• In Stock: Fast shipping and guaranteed delivery.
• Competitive Prices: The best deals on the market.
• Specialized Technical Support: Qualified team to assist with your purchase.
• Authorized Allen-Bradley Distributor: Original products with warranty.