Temperature coefficient of the SM
The table below contains the codes for the temperature coefficient which you enter
in the corresponding byte of data record 128 (refer to Figure A-5).
Table A-11 Codes of Temperature Coefficients of the SM 331; AI 8 x RTD
Temperature coefficient
Pt0.003850 Ω/Ω/°C (IPTS-68)
Pt0.003850 Ω/Ω/°C (ITS-90)
Smoothing of the SM
The table below contains the codes for all smoothing modes, which you enter in
the corresponding byte of data record 128 (refer to Figure A-5).
Table A-12 Codes Smoothing of the SM 331; AI 8 x RTD
A-18
331; AI 8 x RTD
Pt0.003916 Ω/Ω/°C
Pt0.003902 Ω/Ω/°C
Pt0.003920 Ω/Ω/°C
Ni 0.006180 Ω/Ω/°C
Ni 0.006720 Ω/Ω/°C
Cu0.00427 Ω/Ω/°C
331; AI 8 x RTD
Smoothing
None
Low
Average
High
Code
2#0000
2#0001
2#0010
2#0011
2#0100
2#1000
2#1001
2#1100
Code
2#00
2#01
2#10
2#11
Programmable Logic Controllers S7-300 Module Data
A5E00105505-03