Connection examples for redundant I/Os
C.28 SM 422; DO 32 x DC 24 V/0.5 A, 6ES7 422–7BL00–0AB0
CPU 410 Process Automation/CPU 410 SMART
418 System Manual, 05/2017, A5E31622160-AC
SM 422; DO 32 x DC 24 V/0.5 A, 6ES7 422–7BL00–0AB0
The diagram below shows the connection of an actuator to two SM 422; DO 32 x 24 V/0.5 A.
The actuator is connected to channel 0. Suitable diodes are, for example, those of the series
1N4003 ... 1N4007, or any other diode with U
_r
>=200 V and I_
F
>= 1 A
Figure C-26 Example of an interconnection with SM 422; DO 32 x DC 24 V/0.5 A
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