Connection examples for redundant I/Os
C.5 SM 321; DI 16 x DC 24 V, 6ES7 321–1BH02–0AA0
CPU 410 Process Automation/CPU 410 SMART
System Manual, 05/2017, A5E31622160-AC
395
C.5
SM 321; DI 16 x DC 24 V, 6ES7 321–1BH02–0AA0
The diagram below shows the connection of two redundant encoders to two SM 321; DI 16 x
DC 24 V. The encoders are connected to channel 0.
Figure C-3 Example of an interconnection with SM 321; DI 16 x DC 24 V