Digital Input Module Sm 321; Di 16 X Dc 24 V; (6Es7321-1Bh02-0Aa0) - Siemens SIMATIC Manual

Digital modules

3.9 Digital input module SM 321; DI 16 x DC 24 V; (6ES7321-1BH02-0AA0)

3.9 Digital input module SM 321; DI 16 x DC 24 V;
(6ES7321-1BH02-0AA0)
Order number: "Standard module"
6ES7321-1BH02-0AA0
Order number: "SIPLUS S7-300 module"
6AG1321-1BH02-2AA0
Properties
Properties of SM 321; DI 16 x DC 24 V:
● 16 inputs, electrically isolated in groups of 16
● Rated input voltage 24 V DC
● suitable for switches and 2- /3-/4-wire proximity switches (BEROs)
Wiring and block diagram of SM 321; DI 16 x DC 24 V
①
②
③
76
Channel number
Status display - green
Backplane bus interface
S7-300 Module data
Manual, 06/2017, A5E00105505-AJ