Issue
Both the BACnet Comm and the BACnet IP Port are enabled in an ENC-520, but BACnet devices are not being discovered. The Discover button it grayed out.
Environment
Niagara G3 all version, ENC-520-2, ENC-410
Cause
No network adaptor was selected. The ENC's Adapter setting under the station’s BacnetNetwork/Bacnet Comm/Network/IpPort/Link was set to "none".
Resolution
A network adapter must be selected for the station.
- Open the BACnetNetwork of the station and go to Bacnet Comm/Network/IpPort/Link
- Click on the arrow next to the Adapter property and select the correct Ethernet adapter - save change
- Make sure that the Object Id of the BACnet Local device is set to a unique value other than -1
- A reboot is required after the change.
You should now be able to Discover the BACnet devices.