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9. Specifications
Pin assignment of free cable ends
RTD
Analog
Legende
+I
Current loop output (supply of loop)
out
-I
Current loop input (analogue input for current measurement)
in
+U
Positive input voltage (analogue input for voltage measurement)
in
-U
Negative input voltage (reference potential for +Uin)
in
+I
Positive constant current
c
-I
Negativ constant current
c
-M
Negative measuring line (lead resistance measurement)
wire
+U
Supply voltage (DC 24V recommended)
s
GND
Ground
Operating conditions
Ambient temperature range
Plastic version
Metal version
Storage temperature range
WIKA operating instructions WIKA-radio unit, model Netris
Battery
not used
not used
not used
not used
Battery
External power supply
Battery
External power supply
-40 ... +70 °C [-40 ... +158 °F]
External power supply
-20 ... +60 °C [-4 ... +140 °F]
-20 ... +60 °C [-40 ... +140 °F]
-20 ... +60 °C [-4 ... +140 °F]
-40 ... +60 °C [-40 ... +140 °F]
®
1
EN
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