Digital Input Module Sm 321; Di 8 X 120/230 Vac Isol (6Es7321-1Ff10-0Aa0) - Siemens SIMATIC S7-300 Manual

3.16 Digital input module SM 321; DI 8 x 120/230 VAC ISOL
3.16
(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
①
②
③
S7-300 Automation System Module data
Manual, 08/2006, A5E00105505-04

3.16 Digital input module SM 321; DI 8 x 120/230 VAC ISOL (6ES7321-1FF10-0AA0)

Channel number
Status display - green
Backplane bus interface
Digital modules
3-45