Connection examples for redundant I/Os
E.22 SM 332; AO 4 x 0/4...20 mA [EEx ib], 6ES7 332–5RD00–0AB0
S7-400H
482 System Manual, 03/2012, A5E00267695-11
E.22 SM 332; AO 4 x 0/4...20 mA [EEx ib], 6ES7 332–5RD00–0AB0
The diagram below shows the connection of an actuator to two SM 332; AO 4 x 0/4...20 mA
[EEx ib]. The actuator is connected to channel 0.
Suitable diodes are, for example, types from the series 1N4003 ... 1N4007 or any other
diode with U
_r
>=200 V and I_
F
>= 1 A
9
1
/
Figure E-22 Example of an interconnection with SM 332; AO 4 x 0/4...20 mA [EEx ib]
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