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Allen-Bradley 1757-SRC3 Redundancy Module Cable – Technical Specifications and FAQ
Technical Specifications
| Parameter | Specification |
|---|---|
| Brand | Allen-Bradley (Rockwell Automation) |
| Model | 1757-SRC3 |
| Product Type | System Redundancy Module Cable |
| Function | Connects two 1757-SRM redundancy modules for communication between redundant ControlLogix chassis |
| Cable Length | 3 m (9.84 ft) |
| Cable Type | Fiber-optic communication cable |
| Connector Type | ST-style fiber-optic connectors |
| Communication Purpose | Primary-to-secondary chassis synchronization |
| Compatible Module | 1757-SRM System Redundancy Module |
| Compatible System | ControlLogix controller redundancy systems |
| Maximum Standard Cable Distance | Up to 100 m when using the appropriate 1757-SRC cable length |
| Installation | Direct connection between redundancy modules |
| Dimensions | Approx. 8 × 15.2 × 13.6 cm (supplier-listed package dimensions; not cable dimensions) |
| Weight | Approx. 0.69 kg (supplier-listed; packaging may be included) |
| Country of Origin | USA (supplier-listed; verify product label) |
| Lifecycle Status | Discontinued by manufacturer |
FAQ
FAQ
Q1: What is the Allen-Bradley 1757-SRC3 used for?
A: It is a redundancy communication cable used to connect two 1757-SRM modules in a redundant ControlLogix system.
Q2: What is the cable length of the 1757-SRC3?
A: The cable length is 3 meters (approximately 9.84 feet).
Q3: Which module is compatible with the 1757-SRC3?
A: It is designed for use with the Allen-Bradley 1757-SRM System Redundancy Module.
Q4: What is the difference between 1757-SRC1 and 1757-SRC3?
A: The main difference is cable length. The 1757-SRC1 is 1 meter long, while the 1757-SRC3 is 3 meters long.
Q5: Can the 1757-SRC3 be used with a 1756-RM2K?
A: No. The 1757-SRC3 is designed for the 1757-SRM redundancy system. The 1756-RM2K uses the separate 1756-RMC cable family.
Q6: What connector does the 1757-SRC3 use?
A: It uses ST-style fiber-optic connectors for redundancy communication.
Q7: What are the dimensions and weight of the 1757-SRC3?
A: The supplier-listed package dimensions are approximately 8 × 15.2 × 13.6 cm, and the listed weight is approximately 0.69 kg. These are packaging estimates rather than confirmed cable-only measurements.
Q8: Is the 1757-SRC3 still available?
A: Rockwell Automation discontinued this product. It may still be available through surplus inventory or industrial automation spare-parts suppliers.
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Packing & Delivery
We will use wear-resistant cartons to seal the boxes, and take photos for your confirmation before sealing. We will pack the boxes only after confirmation.
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