Siemens SIMATIC - Page 543

Parameter sets of signal modules
A.7 Parameters of analog input module SM 331; AI 8 x RTD
S7-300 Module data
Manual, 06/2017, A5E00105505-AJ
543
Figure A-10 Data record 128 of SM 331; AI 8 x RTD (continued)
Note
The representation of limits matches the analog value representation. Observe range limits
when setting the limit values.
Modes of operation of SM 331; AI 8 x RTD
The table below contains the coding at byte 0 of data record 128 for the various modes of
operation (see the previous figure.)
Table A- 10 Operating mode coding of SM 331; AI 8 x RTD
Operating mode
Code
8 channels, hardware filter
2#00000000
8 channels, software filter
2#00000001
4 channels, hardware filter
2#00000010