Siemens SITRANS TH100 Operating Instructions Manual page 86

Connecting
6.6 Connecting TR420
Procedure
1. Connect the input or inputs to terminals 5 to 12.
The terminals are equipped with a coding profile to ensure intrinsic safety.
Input 1 (I1) and/or input 2 (I2): Input 1 and/or input 2: Voltage input
2-wire, 3-wire or 4-wire RTD or TC (int. CJC or (unipolar and bipolar)
linear resistance ext. 2-wire or 3-wire CJC)
SITRANS TH100/TH320/TH420/TR320/TR420/TF320/TF420 with 4 to 20 mA/HART
86
Operating Instructions, 05/2020, A5E41864807-AB