Sm 321; Di 8 X Ac 120/230 V, 6Es7 321-1Ff01-0Aa0 - Siemens SIMATIC PCS 7 CPU 410-5H System Manual

Connection examples for redundant I/Os
C.8 SM 321; DI 8 x AC 120/230 V, 6ES7 321–1FF01–0AA0
C.8 SM 321; DI 8 x AC 120/230 V, 6ES7 321–1FF01–0AA0
The diagram below shows the connection of two redundant encoders to two SM 321;
DI 8 AC 120/230 V. The encoders are connected to channel 0.
Figure C-6
344
Example of an interconnection with SM 321; DI 8 x AC 120/230 V
CPU 410-5H Process Automation
System Manual, 09/2014, A5E31622160-AB