● For resistance thermometers
Pt 100, Pt 200, Pt 500, Pt 1000, Ni 100, Ni
1000
Temperature compensation
Yes, configurable
● Internal temperature compensation
No
● External temperature compensation with
compensating box
Possible
● External temperature compensation with Pt 100
Possible
● Compensation for definable reference junction
temperature
Possible
Technical unit for temperature measurement
Degrees Celsius
Analog modules
5.23 Analog input module SM 431; AI 16 x 16 Bit (6ES7431-7QH00-0AB0)
S7-400 Automation System Module Data
Reference Manual, Ausgabe 11/2016, A5E00850736-08
283