
BGC-FTIR Sensors | Precipitaion 15153 17
After setting up the sensor screw the case back on and power up the supply
voltage. The setting of the relay output shows "no precipitation".
NOTE: Make sure that you allways disconnect the supply voltage for set
up the sensor!
Connection
The connection cable is led along the mast and has to be fastened using ap-
propriate cable ties. The sensor must be properly grounded. Make sure, that
the cable is protected from humidity on both sides.
Figure 1.11: Connection Diagram
To access the connection terminal, remove the 5 screws of the cover with a
slotted screwdriver. The electrical connection is carried out according to Fig.
1.11. For more details see section 1.4.1 on page 42.
NOTE: The relay output is connected in a manner that a failure of supply
voltage is signaled as "precipitation"!
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