Possible Cause 1

Sensor link cable is disconnected.

Suggestion Solution

Check that the Ambient Sensor link cable is securely connected to the Automation Hub sensor link cable.
Check that the sensor link cable is plugged into connection J1 on the Automation Hub circuit board.

Possible Cause 2

Defective or incorrectly configured Ambient Sensor.

Suggested Solution

Use a Bin-Sense Direct unit to perform a diagnostic scan of the Ambient Sensor. The cable ID should be set to 254 and the diagnostic scan reading should show a single moisture sensor.