RIA14
4.1
Quick wiring guide
Terminal assignment
The terminal block is located under the display and the electronics unit. First remove the
housing cover and remove the display from the electronics unit. Now remove the electronics
unit. The connecting cables can now be mounted.
Terminal 2 and 3
Open Collector
1
2
+
-
3
Fig. 7: Terminal assignment
Termina
+
Measuring signal (+) 4 to 20 mA
Measuring signal (-) 4 to 20 mA
-
Terminal for further instrumentation
1
Digital limit switch (collector)
2
Digital limit switch (emitter)
3
Endress+Hauser
passive
loop power
supply
Terminal assignment
active
loop power
supply
Input and output
Signal input
Signal input
Support terminal
Switch output
Switch output
Wiring
a0010946-en
31