Siemens SIMATIC - Digital Input Module SM 321; DI 8 X AC 120;230 V ISOL; (6 ES7321-1 FF10-0 AA0)

Digital modules
3.18 Digital input module SM 321; DI 8 x AC 120/230 V ISOL; (6ES7321-1FF10-0AA0)
S7-300 Module data
Manual, 06/2017, A5E00105505-AJ
117
3.18 Digital input module SM 321; DI 8 x AC 120/230 V ISOL;
(6ES7321-1FF10-0AA0)
Order number
6ES7321-1FF10-0AA0
Properties
Properties of the digital input module SM 321; DI 8 x AC 120/230 V ISOL:
● 8 inputs, electrically isolated in groups of 1
● Rated input voltage 120/230 VAC
● Suitable for switches and 2-/3-/4-wire AC proximity switches
Wiring and block diagrams of SM 321; DI 8 x AC 120/230 V ISOL
①
Channel number
②
Status display - green
③
Backplane bus interface