Digital modules
3.30 Relay output module SM 322; DO 8 x Rel. AC 230V/5A; (6ES7322-5HF00-0AB0)
S7-300 Automation System Module data
3-102 Manual, 08/2006, A5E00105505-04
Wiring and block diagrams of SM 322; DO 8 x Rel. AC 230V/5A
6)
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9
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9
6)
① Error LED - red
② Channel number
③ Status display - green
④ Backplane bus interface