Siemens SITRANS TH Notice De Service page 19

4.8.3 Resistance thermometer connections
Table 4-9 Resistance input options:
Two-wire
TH100,
TH200/TH300
(for TH100 Pt100
only)
TR200/TR300
TH400
Line resistance for correction is programmable
1)
Terminal No. 5 has no function in the version with three-wire input, and must not be connected. When using RTDs in a
2)
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.
4.8.4 Resistor connections
Table 4-10 Resistor input options:
TH200/TH300
TR200/TR300
SITRANS TH/TR/TF
A5E32363963-02, 09/2021
Three-wire
1)
Two-wire
1)
Four-wire
Three-wire
Averaging/determination of difference
for TH100
Four-wire
, not
2)
Averaging/determination
of difference
1) 2)
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