Connection Diagrams - Siemens SITRANS TH100 Operating Instructions Manual

Connecting

5.4 Connection diagrams

5.4 Connection diagrams
Two-wire input -> line resistance programmable
1)
24
Connection diagrams for Pt100 resistance thermometer and power supply
3
6
4
5
3
6
4
5
Four-wire input
Terminal No. 5 has no function in the version with three-wire input, and must not be
connected. When using RTDs in a version with four-wire input but when selecting a
three-wire input, the cores of the unused fourth sensor line must be electrically
insulated using tape.
3
6
4
5
Three-wire input
s
-
+
2
1
6
Power supply connection U
Operating Instructions, 06/2010, A5E00331168-02
1)
aux
SITRANS TH100