Original Industrial Spare Part
Allen-Bradley 1756-RM ControlLogix Redundancy Module
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- SKU1756-RM
- CategoryPLC & Industrial Automation Modules
- BrandAllen-Bradley (Rockwell)
- SupportAvailability, lead time, condition, and shipping coordination
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Allen-Bradley 1756-RM ControlLogix Redundancy Module
The Allen-Bradley 1756-RM ControlLogix Redundancy Module delivers mission-critical system reliability for industrial automation environments requiring zero-downtime operation. Engineered for seamless integration within ControlLogix chassis architectures, this redundancy module provides automatic failover protection to safeguard your production processes.
Technical Specifications
- Catalog Number: 1756-RM
- Module Type: Redundancy Module
- Compatibility: ControlLogix 5550, 5560, 5570, 5580 Controllers
- Backplane Current: 800mA @ 5V DC, 10mA @ 24V DC
- Operating Temperature: 0 to 60 °C (32 to 140 °F)
- Storage Temperature: -40 to 85 °C (-40 to 185 °F)
- Relative Humidity: 5% to 95% non-condensing
- Shock Resistance: 30g operational
- Vibration Resistance: 2g @ 10-500 Hz
- Conformal Coating: Yes, for harsh environments
Key Features & Benefits
- Bumpless Transfer: Automatic switchover between primary and backup controllers without process interruption
- Synchronized Operation: Real-time data mirroring ensures both controllers maintain identical states
- Diagnostic Indicators: LED status lights provide instant visibility into module health and redundancy status
- Hot-Swappable Design: Replace failed components without system shutdown
- Enhanced Uptime: Eliminates single points of failure in critical control applications
Application Scenarios
The 1756-RM redundancy module is ideal for industries where continuous operation is non-negotiable:
- Oil & Gas: Pipeline monitoring, refinery control, offshore platform automation
- Power Generation: Turbine control systems, substation automation, renewable energy management
- Water Treatment: Municipal water distribution, wastewater processing facilities
- Chemical Processing: Batch control, continuous process monitoring, safety instrumented systems
- Manufacturing: Automotive assembly lines, pharmaceutical production, food & beverage processing
System Integration & Solutions
Deploy the 1756-RM as part of a comprehensive redundancy architecture. The module works in conjunction with redundant ControlLogix processors, I/O modules, and communication networks to create a fault-tolerant control system. Configuration is streamlined through RSLogix 5000/Studio 5000 programming software, with built-in diagnostics accessible via FactoryTalk View HMI platforms.
Recommended Companion Products:
- Allen-Bradley 1756-RM2/A ControlLogix Redundancy Modules – Advanced dual-module redundancy solution
- Allen-Bradley 1756-SRM ControlLogix System Redundancy Module – System-level redundancy coordination
- Allen-Bradley 1756-EN2TR Communication Module – Redundant Ethernet/IP connectivity
Frequently Asked Questions
Q: What is the difference between the 1756-RM and 1756-RM2?
A: The 1756-RM supports single redundancy pairs, while the 1756-RM2 enables dual redundancy configurations for even higher availability requirements.
Q: Can I retrofit the 1756-RM into an existing ControlLogix system?
A: Yes, the module is designed for straightforward integration into existing chassis. Firmware updates and configuration changes may be required depending on your current system version.
Q: How long does failover take during a controller failure?
A: Typical failover time is less than 100 milliseconds, ensuring minimal impact on process control.
Q: Is special programming required to use redundancy?
A: Redundancy configuration is managed through Studio 5000 software. Your control logic remains largely unchanged, with specific redundancy parameters configured in the controller properties.
Q: What certifications does the 1756-RM hold?
A: The module is UL Listed, CE marked, and meets Class I Division 2 hazardous location requirements.
Warranty & Support
Every Allen-Bradley 1756-RM ControlLogix Redundancy Module from Industrial Control Hub includes a comprehensive 12-month warranty covering manufacturing defects and component failures. Our technical support team provides expert assistance with installation, configuration, and troubleshooting to ensure optimal system performance.
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Original Source: https://www.indctrlhub.com
Contact: sales@indctrlhub.com | +0086 18359243191
| Product Series | ControlLogix 1756 |
|---|---|
| Country of Origin | US |
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