Digital modules
3.16 Digital input module SM 321; DI 16 x AC 120/230 V; (6ES7321-1FH00-0AA0)
S7-300 Module data
Manual, 06/2017, A5E00105505-AJ
111
3.16 Digital input module SM 321; DI 16 x AC 120/230 V;
(6ES7321-1FH00-0AA0)
Order number
6ES7321-1FH00-0AA0
Properties
Properties of SM 321, DI 16 x AC 120/230 V:
● 16 inputs, electrically isolated in groups of 4
● Rated input voltage 120/230 VAC
● Suitable for switches and 2-/3-wire proximity switches (AC)
Wiring and block diagrams of SM 321; DI 16 x AC 120/230 V