Siemens M7-400 Benutzerhandbuch

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Analog Modules
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S7-400, M7-400 Programmable Controllers Module Specifications
A5E00069467-07
5.18
Analog Input Module SM 431; AI 8 
 
 13 Bit;
(6ES7431-1KF00-0AB0)
Characteristics
The analog input module SM 431; AI 8 
 
 13 Bit has the following features:
8 inputs for voltage/current measurement
4 inputs for resistance measurement
Unlimited measuring range selection
13-bit resolution
Analog section isolated from CPU
The maximum permissible common mode voltage between the channels and
between the reference potential of the connected sensors and M
ANA
 is 30 VAC