Allen Bradley 1756-RMC3 ControlLogix RM Fiber Optic Cable

FAQ

Q1: What is the function of the 1756-RMC3 cable?
The 1756-RMC3 is a duplex fiber optic cable used to connect redundant ControlLogix controller chassis through redundancy modules.

Q2: What is the cable length of the 1756-RMC3?
The cable length is 3 meters (9.84 feet).

Q3: Which modules are compatible with this cable?
It is compatible with 1756-RM, 1756-RM2, 1756-RMXT, and 1756-RM2XT redundancy modules.

Q4: What type of communication media does the cable use?
The cable uses duplex fiber optic communication with LC connectors for high-speed synchronization between redundant ControlLogix systems.

Q5: What operating temperature range does the cable support?
The supported operating temperature range is approximately -25°C to +70°C.

Q6: What are the approximate physical dimensions?
Approximate packaged dimensions are 140 mm (H) × 112 mm (W) × 145 mm (D).

Q7: What is the purpose of redundancy in a ControlLogix system?
Redundancy allows a backup controller chassis to automatically take over if the primary chassis fails, improving uptime and system availability.

Q8: Is the 1756-RMC3 still available?
Yes. Rockwell Automation currently lists the 1756-RMC3 as an active product.

1756-RMC3 Allen Bradley

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