
Analog modules
5.25 Analog input module SM 431; AI 8 x 16 Bit (6ES7431-7KF00-0AB0)
S7-400 Automation System Module Data
Reference Manual, Edition 09/2009, A5E00850736-06
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5.25 Analog input module SM 431; AI 8 x 16 Bit (6ES7431-7KF00-0AB0)
5.25.1 Features
Overview
The analog input module SM 431; AI 8 x 16 Bit has the following features:
● 8 isolated differential inputs for voltage/current/temperature measurement
● 26 measuring range settings
● Linearization of the thermocouple characteristic curves
● Resolution 16 bits
● Programmable diagnostics
● Programmable diagnostic interrupt
● Programmable interrupt when limit is exceeded
● Analog section isolated from CPU
● The maximum permissible common mode voltage between the channels and between
the channel and the central ground point is 120 VAC
● Field connection (6ES7431-7K00-6AA0) with internal reference temperature (included
with the product)
Calibration software
The calibration software is only available on the Internet. You can find the current version
under article ID 12443337.
After installing the software, you can define user-specific calibration values for each channel
and each module input range. You will find further information under ID 12436891 at the
Customer Support FAQ site.
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