Connection examples for redundant I/Os
E.23 SM 422; DO 16 x AC 120/230 V/2 A, 6ES7 422–1FH00–0AA0
S7-400H
System Manual, 03/2012, A5E00267695-11
483
E.23 SM 422; DO 16 x AC 120/230 V/2 A, 6ES7 422–1FH00–0AA0
The diagram below shows the connection of an actuator to two
SM 422; DO 16 x 120/230 V/2 A. The actuator is connected to channel 0.
1
R
R
R
R
1
R
R
R
R
1
R
R
R
R
1
R
R
R
R
/
O
/
/
1
R
R
R
R
1
R
R
R
R
1
R
R
R
R
1
R
R
R
R
/
O
/
/
9
Figure E-23 Example of an interconnection with SM 422; DO 16 x 120/230 V/2 A
To Next Page
Loading...
