Parameter Sets for Signal Modules
A-13
Programmable Logic Controllers S7-300 Module Data
A5E00105505-03
Structure of data record 128
The figure below shows the structure of data record 128 for SM 331;
AI 8 x RTD.
Byte 0
76 543210
Byte 1
Module filtering mode (refer to Table A-8)
Interference suppression
Channel group 0
Channel group 1
Channel group 2
Channel group 3
(refer to Table A-9)
Byte 2
Measuring method, channel group 0
(refer to Table A-10)
Byte 3
Measuring range, channel group 0
(refer to Table A-10)
Byte 4
Temperature coefficient, channel group 0
(refer to Table A-11)
Byte 5
Measuring method, channel group 1
(refer to Table A-10)
Smoothing, channel group 0
(refer to Table A-12)
Byte 6
Measuring range, channel group 1
(refer to Table A-10)
Byte 7
Smoothing, channel group 1
(refer to Table A-12)
Temperature coefficient, channel group 1
(refer to Table A-11)
Figure A-5 Data Record 128 of the Parameters for SM 331; AI 8 RTD