Product Details
Overview
The Allen-Bradley 1757-SRM is a high-reliability System Redundancy Module for ControlLogix and ProcessLogix environments. It enables fault-tolerant operation by allowing redundant controller configurations, ensuring continuous system availability and minimizing downtime in critical automation applications.
Technical Specifications
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Manufacturer: Allen-Bradley
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Model & Part Number: 1757-SRM
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Category: PLCs
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Product Line: ControlLogix
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Module Type: System Redundancy Module
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Weight: 1.00 lbs (0.45 kg)
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Backplane Current: 0.160 A at 24V DC
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Supported Controllers: Logix 5560
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Maximum Power Dissipation: 11.28 W
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Maximum Thermal Dissipation: 38.49 BTU/hr
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Slot Width: 2
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Operating Temperature: 0–60°C (32–140°F)
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Enclosure Type: Open-style (no rating)
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Connector: SC fiber-optic type
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Cable Compatibility: 62.5/125 μm multi-mode fiber-optic
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Wavelength: 1300 nm
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Fiber Channels: 1 transmit and 1 receive
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Connector Cable Options: 1757-SRC1 (1 m), 1757-SRC3 (3 m), 1757-SRC10 (10 m), 1757-SRC50 (50 m), 1757-SRC100 (100 m)
Applications
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High-availability PLC systems requiring redundant controllers
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Critical process control in manufacturing plants and utility operations
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Systems requiring uninterrupted communication between redundant modules
FAQ
Q: Which controllers are compatible with the 1757-SRM?
A: The 1757-SRM supports Logix 5560 controllers in ControlLogix and ProcessLogix setups.
Q: What fiber-optic cables are recommended for the module?
A: Allen-Bradley fiber-optic cables such as 1757-SRC1, SRC3, SRC10, SRC50, and SRC100 are compatible.
Q: Can this module operate in harsh industrial environments?
A: The module operates within 0–60°C (32–140°F) and is suitable for standard control cabinet installations; however, it does not have a sealed enclosure rating.
Q: How many channels does the module have?
A: It provides a single channel for transmit and receive fiber communication.
Additional Information
- 100% Genuine Parts: All products are original and authentic, ensuring reliable industrial performance.
- 30-Day Refund Guarantee: Return any in-stock item within 30 days in original, unopened packaging for a full refund (excluding shipping and fees).
- 12-Month Warranty: Covers defects in materials or workmanship; excludes misuse, normal wear, or unauthorized modifications.
- Worldwide Shipping: We ship via USPS, UPS, FedEx, and DHL. Delivery times vary by country and may be subject to customs or import fees.
- Support & Contact: Technical and warranty assistance is available anytime. Contact us here: Contact.
- Purchase Guidance: Check product specifications and compatibility carefully before ordering to ensure proper application.
Tech & Buying Guide
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