1757-SRM | Allen-Bradley | Redundancy Module

SKU: 1757-SRM

Manufacturer: Allen-Bradley
Product No.: 1757-SRM
Condition：In stock
Product Type: Redundancy Module
Product Origin: USA
Payment:T/T, Western Union
Weight: 452g
Shipping port: Xiamen
Warranty: 12 months

Description

The 1757-SRM is a System Redundancy Module for the ProcessLogix and ControlLogix systems. It pairs with another 1757-SRM in a secondary chassis to implement controller redundancy, ensuring continuous process availability. The module supports synchronization via a fiber-optic connection.

General Information

Manufacturer: Rockwell Automation
Brand: Allen-Bradley
Part Number: 1757-SRM
Series: ControlLogix, ProcessLogix
Module Type: System Redundancy Module
Supported Controllers: Logix 5560
Weight: 0.452 kg (14.53 oz)

Specifications

Connector Type: SC Type
Cable Type: 62.5/125-micron multi-mode fiber-optic cable
Power Dissipation: Max 11.28 W
Thermal Dissipation: Max 38.49 BTU/hr
Slot Width: 2
Wavelength: 1300 nm
Backplane Current: 0.160 A at 24V DC

Environmental Conditions

Operating Temperature: 0°C to 60°C (32°F to 140°F)
Enclosure Type: None (open-style)
Agency Certifications: UNSPSC 32151705

Communication Details

Fiber-optic Cable Lengths: 1m, 3m, 10m, 50m, 100m
Channels: 1 (transmit and receive fiber)
Module Status Indicators: PRI LED, COM LED, Health LED

Installation Guidelines

Compatible Chassis: 1756-A4, 1756-A7, 1756-A10, 1756-A13, 1756-A17
Recommended Slots:
- 1756-A4: Slot 1 or 2
- 1756-A7: Slot 4 or 5
- 1756-A10: Slot 5 or 6
- 1756-A13: Slot 4 or 5
- 1756-A17: Slot 5 or 6

Redundancy Setup

Module Configuration: Primary and secondary chassis must be identical
Synchronization Link: Uses 1757-SRCxx fiber-optic cables
Failure Recovery: Secondary controller automatically takes over in case of primary failure

Order and Warranty Information

Terms of Purchase and Returns

Detailed guidelines on minimum order quantity, delivery times, payment options, warranty, and return policies.

We gladly accept bulk orders, with a minimum order quantity of just one unit.

Upon request, we can provide all necessary documents, including Certificates of Origin/Conformance and other required export paperwork.

We accept 100% T/T (Telegraphic Transfer) payment before shipping. For items with lead times, a 30% deposit is required upfront, with the remaining 70% payable before shipment. For RMB transfers, please contact us if you have an agent in China.

All new and original items come with a standard one-year warranty. For extended warranty options, feel free to contact us for pricing details.

We prioritize your satisfaction. If you need to return an item, it must be done within 30 days of purchase. The product must be unused, unopened, and in its original packaging, including all accessories. Refunds will be processed within 5-7 business days of receiving the return. Please note, shipping and handling charges are non-refundable.

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