Siemens Simatic S7-400

Circuit diagram for SM 431; AI 16 x 16 bit
A
D
CH0
CH1
+ 15 V
+ 5 V
0 V
-15 V
+ 5 V
0 V
I
L+
M
PGA
CH14
CH15
Meas. range
module 0
Meas. range
module 7
Diagnostics
in
L+ loop
Multiplexer Opto relay
Signal
jumper-
ing
const
Bus control
Bus S7-400
Bus S7-400
Figure 5-32 Circuit diagram for SM 431; AI 16 x 16 bit
Analog modules
5.23 Analog input module SM 431; AI 16 x 16 Bit (6ES7431-7QH00-0AB0)
S7-400 Automation System Module Data
274 Reference Manual, Ausgabe 11/2016, A5E00850736-08