Calibration software
The calibration software is only available over the Internet. You will find the latest version of
the calibration software under entry ID 12443337.
Following the installation of this software, you can specify user-specific calibration values for
each channel and each input range. Further information can be found under ID 12436891 on
the Customer Support FAQ page.
Circuit diagram for SM 431; AI 8 x RTD x 16 bit
SO+0
SE+0
SE-0
AGND
SO+7
SE+7
SE-7
AGND
CH0
CH1
CH2
CH3
CH4
CH5
CH6
CH7
Electrical
isolation
A/Dconverter
Backplane
bus
interface
Internal
power supply
Bus S7-400
Figure 5-35 Circuit diagram for SM 431; AI 8 x RTD x 16 bit
Analog modules
5.24 Analog input module SM 431; AI 8 x RTD x 16 Bit (6ES7431-7KF10-0AB0)
S7-400 Automation System Module Data
Reference Manual, Ausgabe 11/2016, A5E00850736-08
293