Siemens SIMATIC Manual page 140

Digital modules
3.22 Digital output module SM 322; DO 32 x AC 120/230 V/1 A; (6ES7322-1FL00-0AA0)
Wiring and block diagram of SM 322; DO 32 x AC 120/230 V/1 A
①
②
③
140
Channel numbers
Status display - green
Error LED - red
Backplane bus interface
S7-300 Module data
Manual, 06/2017, A5E00105505-AJ