Siemens FC901-U3 Installation, Operation And Maintenance Manual page 76

Scenario 3 – Must/Can
Alarm Event is set to Must Report on Account 1 and Can
Report on Account 2. Panel succeeds on Account 1 the
first time.
Step 1:
Panel goes into alarm.
Step 2:
Panel tries to send event
to Account 1 successful.
Step 3:
Panel does NOT attempt to send event to Account 2, since Account 2 is set for
Can Report and the event was transmitted to Account 1 successfully.
Done.
Y Account 1
Account 2
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