Issue
How often does a Bacnet MSTP B3 controller broadcast alarms?
How often is the Bacnet MSTP B3 polled for alarms?
Environment
Bacnet MSTP
Andover Continuum B3 MSTP controller
Cause
Determining the process of MSTP B3 alarming
Resolution
The Bacnet B3 communicates on a token passing Bacnet MSTP protocol. When a B3 is configured for alarming and an alarm occurs, it will broadcast the alarm when the controller has the token.