below. In practice, different connection variants may be possible due to the conditions on
site.
Connection example "No" compensation as reference junction
①
Copper cables
②
e. g. compensating box (per channel); thermocouple type B does not need a compensating box
③
Thermocouple
Figure D-2 Connection example "No" compensation as reference junction
Connection example "Internal" compensation or "Fixed reference temperature" as reference
junction
①
Direct connection of the thermocouple or with compensating lines
②
Thermocouple
Figure D-3 Connection example "Internal" compensation or "Fixed reference temperature" as reference
junction
248
ET 200eco PN
Operating Instructions, 06/2022, A5E01250250-AN
Connection examples
D.2 Connection of thermocouples to the analog inputs
Summary of Contents for SIMATIC ET 200eco PN
Page 233: ...ET 200eco PN Operating Instructions 06 2022 A5E01250250 AN 234 Dimensional drawings C ...
Page 265: ...266 ET 200eco PN Operating Instructions 06 2022 A5E01250250 AN Open Source Software ...
Page 278: ...ET 200eco PN Operating Instructions 06 2022 A5E01250250 AN 279 Y Y cable 37 Index ...