1757-SRM Allen Bradley Rockwell System Redundancy Module

Product Parameters

Model: 1757-SRM

Type: ProcessLogix and ControlLogix System Redundancy Module

Communication: Single fiber-optic port (SC connector)

Cable Type: 62.5/125-micron multi-mode fiber-optic cable (1757-SRCxx)

Cable Length Options: 1 m (3 ft), 3 m (9 ft), 10 m (30 ft), 50 m (150 ft), or 100 m (300 ft)

Supported Controllers: One 1756-L61, L62, L63, or L64 controller per chassis

Supported Communication Modules (Max 7 per chassis): 1756-CNB (D or E), 1756-CNBR (D or E), 1756-ENBT, 1756-EWEB

Operating Temperature: 0°C to +60°C (32°F to +140°F)

Storage Temperature: -40°C to +85°C (-40°F to +185°F)

Relative Humidity: 5–95% non-condensing

Certifications: CE, CSA, CUL, KC, RCM, UL

Functions

Controller Redundancy: Synchronizes a secondary controller with a primary controller across two identical ControlLogix chassis, ensuring seamless switchover in case of primary controller failure.

High-Speed Synchronization: Uses a fiber-optic link (62.5/125-micron multi-mode cable) for continuous data synchronization, minimizing process interruption.

Automatic Failover: Detects faults in the primary controller and switches control to the secondary controller without disrupting operations.

Diagnostics: Features LED indicators for module status, primary/secondary identification, communication status, and system health, with event logging via the Redundancy Module Configuration Tool (RMCT) in RSLinx Classic.

Hot-Swap Capability: Supports Removal/Insertion Under Power (RIUP) for maintenance, provided safety precautions are followed in non-hazardous areas.

Flexible Integration: Compatible with up to seven communication modules per chassis for network connectivity.

Configuration: Uses Studio 5000 Logix Designer and RMCT for setup and monitoring of redundancy parameters, such as auto-synchronization.

Application Scenarios

Oil and Gas: Ensures continuous operation in pipeline or refinery control systems, where downtime can lead to significant losses.

Chemical Processing: Supports reliable control in critical processes, with redundancy ensuring safety and operational continuity.

Power Generation: Maintains uptime in turbine or grid control systems, with automatic failover for uninterrupted operation.

Water/Wastewater Treatment: Provides fault-tolerant control for treatment plants, ensuring reliable operation in continuous processes.

Manufacturing: Used in high-speed production lines (e.g., automotive, food and beverage) requiring zero-downtime control to avoid production losses.

Safety-Critical Systems: Suitable for applications needing robust redundancy to meet safety and reliability standards.

Advantage Products:

All items are Distributor Ready-stock Genuine Brand-new Supplying, please inform us if the other conditions are needed, Used, Open-box, Refurbished, etc.

Many Available just wait for you, feel free to ask to get better deal!!!

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