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EXFO FG-750 User Manual

Page 65

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Getting Started with Your Fiber Guardian

Fiber Guardian

51

Connecting a Monitoring Device to the Dry Contact Relays

To connect a monitoring device to the dry contact relays:
See the diagram below to determine where you should connect the wires.

System relay

Pin 4 - NC = Normally Closed
Pin 5 - C = Common
Pin 6 - NO = Normally Open

User-defined relay

Pin 7 - NC = Normally Closed
Pin 8 - C = Common
Pin 9 - NO = Normally Open

Power relay

Pin 1 - NC = Normally Closed

Pin 2 - C = Common

Pin 3 - NO = Normally Open