Allen Bradley 1768-CNBR ControlNet redundant bridge communication interface

FAQ

Q1. What is the 1768‑CNBR used for?
It is a CompactLogix communication module that provides redundant ControlNet network bridging for PLC systems.

Q2. What network protocol does this module support?
It supports the ControlNet protocol at up to 5 Mbps.

Q3. How many ControlNet nodes can it connect to?
It can support up to 99 ControlNet nodes.

Q4. How many Logix communication connections can the module handle?
It supports up to 48 simultaneous Logix connections.

Q5. What physical interfaces does the module include?
It includes two ControlNet BNC connectors and one ControlNet NAP (RJ45) port.

Q6. What are the operating environmental limits?
It operates from 0 °C to 60 °C with 5 % to 95 % non‑condensing humidity.

Q7. What are the dimensions and weight of the module?
Its approximate size is 132 mm × 56.7 mm × 105.1 mm and it weighs about 0.293 kg.

Q8. Is the 1768‑CNBR still manufactured by Rockwell Automation?
No, this module is discontinued and no longer produced by the manufacturer.

1768-CNBR Allen Bradley

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