Siemens ET 200pro Operating Instructions Manual page 522

Appendix
A.5 Connection examples
Connection example based on "Dynamic ref. temp." as the reference junction
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②
③
④
Figure A-43
522
Copper cables
Thermocouple at 4 AI TC High Feature
E.g. Pt100 in the vicinity of the reference junction
Another station's RTD module
Connection example based on "Dynamic ref. temp." as the reference junction
ET 200pro distributed I/O system
Operating Instructions, 03/2013, A5E00335544-08