IDA8 Global-Net User Manual176
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3.3.5 Partial Redundancy
The picture below takes IDA8C as the back-up device for example.
If one of the system devices occurs from the situations as below, the RU devices will be switched to
operate.
Power Off
Series fault messages appear. Please refers to the Redundancy Switching Faults.
If the situations above happened to both primary and secondary systems, primary system
still holds the higher priority.
3.3.6 Fiber Ateis Net
For fiber cable wiring, please see the picture as below.
Fiber Hardware Wiring