Sm 321; Di 16 X Dc 24V, 6Es7 321-7Bh00-0Ab0 - Siemens SIMATIC PCS 7 System Manual

Process control system cpu 410-5h process automation/cpu 410 smart

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SM 321; DI 16 x DC 24V, 6ES7 321–7BH00–0AB0

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.

CPU 410-5H Process Automation/CPU 410 SMART

System Manual, 09/2014, A5E32631667-AB

Example of an interconnection with SM 321; DI 16 x DC 24V

Connection examples for redundant I/Os

C.9 SM 321; DI 16 x DC 24V, 6ES7 321–7BH00–0AB0