Siemens SIMATIC Manual page 568

Parameter sets of signal modules
A.11 Parameters of analog input module SM 331; AI 6 x TC isolated
Structure of data record 1
The figure below shows the structure of data record 1 for the parameters of analog input
module SM 331; AI 6 x TC. You enable a parameter by setting a logical "1" at the
corresponding bit.
Figure A-22
568
Structure of data record 1 for AI 6 x TC
S7-300 Module data
Manual, 06/2017, A5E00105505-AJ