- Alarm Verification Facility ("AVF")
Alarm Verification Facility ("AVF") is the function of the control and indicating equipment that verifies an alarm signal so that a spurious signal does not initiate an alarm signal to the monitoring service, alarm control facility ("ACF") functions and warning systems.
AVF Type A Dependency
AVF Type A Dependency is a configuration of fire detection control and indicating equipment ("FDCIE") that provides an automatic reset or equivalent function of an initial alarm signal and that only permits a subsequent alarm signal to initiate a fire alarm condition.1