Siemens Simatic S7-300 - Digital Input Module SM 321; DI 8 X 120;230 VAC ISOL (6 ES7321-1 FF10-0 AA0)

Digital modules
3.16 Digital input module SM 321; DI 8 x 120/230 VAC ISOL (6ES7321-1FF10-0AA0)
S7-300 Automation System Module data
Manual, 08/2006, A5E00105505-04
3-45
3.16 3.16 Digital input module SM 321; DI 8 x 120/230 VAC 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
● 120/230 VAC rated input voltage
● Suitable for switches and 2-/3-/4-wire AC proximity switches
Wiring and block diagrams of SM 321; DI 8 x 120/230 VAC ISOL
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① Channel number
② Status display - green
③ Backplane bus interface