NivoRadar
®
Continuous level measurement
Series NR 4000
Technical information / Instruction manual
Connecting to power supply
page 25
Wire colour
Function
Polarity
1
Brown
Voltage supply, signal output
Plus (+)
2
Blue
Voltage supply, signal output
Minus (-)
3
Shielding
Switch-on phase
After connection to the power supply, the device carries out a self-
test:
•
Internal check of the electronics
•
Output signal is set to failure
The current measured value is then output on the signal cable.