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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PLC vs. PC: Navigating the Architectural Differences in Industrial Automation
In the realm of factory automation, professionals often debate the roles of Programmable Logic Controllers (PLCs) and Personal Computers (PCs). While both devices share fundamental computing architectures—including a processor, memory, and an operating system—their design philosophies diverge significantly. Understanding these distinctions is critical for selecting the right hardware for your industrial control systems.
Essential SCADA Features for Modern IoT-Enabled Industrial Automation
The convergence of traditional SCADA systems with the Industrial Internet of Things (IIoT) has redefined factory automation. Choosing a robust platform requires more than just standard monitoring capabilities. In this era of Industry 4.0, your supervisory system must bridge the gap between legacy control systems and enterprise-level data integration.