Sm 321; Di 8 X Ac 120/230 V, 6Es7 321-1Ff01-0Aa0 - Siemens SIMATIC S7-400H System Manual

Connection examples for redundant I/Os
E.4 SM 321; DI 8 x AC 120/230 V, 6ES7 321–1FF01–0AA0
E.4 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 E-4
464
Example of an interconnection with SM 321; DI 8 x AC 120/230 V
System Manual, 03/2012, A5E00267695-11
S7-400H