Siemens SITRANS TH Series - Thermocouple Connections

SITRANS TH/TR/TF
20 A5E32520693-01, 06/2013
Two-wire
1)
Three-wire
Four-wire
Averaging/determination
of difference
1) 2)
TH400
1)
Line resistance for correction is programmable
2)
For TH400: Determination of mean value, difference, or redundancy resistance in two-wire input, or 1 resistance in
three-wire input
4.8.5
Thermocouple connections
Table 4-11 Thermocouple input options:
Cold junction
compensation/fixed
value
Cold junction
compensation with
external Pt100 in
two-wire input
1)
Cold junction
compensation with
external Pt100 in
three-wire input
1)
Averaging/determination of difference with
internal cold junction compensation
TH200/TH300
TR200/TR300
TH400
with external cold
junction
1)
Line resistance for correction is programmable
4.8.6
Voltage and current connection
Table 4-12 Voltage and current connections:
Voltage
Current
TH200/TH300