Nortech NX12 - Analogue Input Wiring

NX12
Micro GSM RTU
© Nortech Management Ltd, United Kingdom
Page 19 of 25
6.7.2 Analogue Inputs
Connecting the RTU to a 2-wire sensor (4-20mA)
Input n
18V
+
RTU Analogue
Input Terminals
Transducer / Sensor
-
Connecting the RTU to a 4-wire sensor (4-20mA)
Input n
Common
+
RTU Analogue
Input Terminals
Transducer / Sensor
-
+
Sensor 4-20mA
output signal
Sensor power
supply
18V
-