Lost depth alarm
MFDs configured using the First responder boating activity can constantly monitor the availability of depth data using the lost depth alarm..
AlarmLost depth alarmDepth measurement lostIf depth data becomes unavailable (i.e.: lost) then the lost depth alarm is triggered. If depth data is intermittent then the alarm will only be triggered once every 60 seconds. The alarm will be automatically dismissed when depth data becomes available again.
The lost depth alarm is disabled by default and can be enabled from the Alarms manager: .