Sm 321; Di 16 X Dc 24V, 6Es7 321-7Bh01-0Ab0 - Siemens SIMATIC S7-400H System Manual

Connection examples for redundant I/Os
E.6 SM 321; DI 16 x DC 24V, 6ES7 321–7BH01–0AB0
E.6 SM 321; DI 16 x DC 24V, 6ES7 321–7BH01–0AB0
The diagram below shows the connection of two redundant encoder pairs to two SM 321; DI
16 x DC 24V. The encoders are connected to channels 0 and 8.
Figure E-6
466
Example of an interconnection with SM 321; DI 16 x DC 24V
System Manual, 03/2012, A5E00267695-11
S7-400H