Siemens SIMATIC S7-400 Reference Manual page 254

Automation system module data

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Analog modules

5.21 Analog input module SM 431; AI 8 x 14 Bit (6ES7431-1KF20-0AB0)

● Resolution 14 bits

● Supply voltage: 24 V DC only required for connection of 2-wire transducers

● Analog section isolated from the CPU

● Maximum permitted common mode voltage between the channels or between the reference

potentials of the connected sensors and M

Circuit diagram for SM 431; AI 8 x 14 bit

Circuit diagram for SM 431; AI 8 x 14 bit

Reference Manual, Ausgabe 11/2016, A5E00850736-08

S7-400 Automation System Module Data

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