Alarm text in display
Displays the name of the active alarm con-
dition and a guiding text.
The priority of the alarm is indicated by the
background colour
• Red = High priority
• Yellow = Medium priority
Audible signals
• High priority: 3 signals followed by 2 more. The signal sequence is repeated with a 0.5
second pause and thereafter a 3 second pause.
• Function failure: Same signal as the high priority alarm or a constant signal, depending
on the kind of function failure.
• Medium priority: 3 signals, with a lower frequency than the high priority alarm. The
signal sequence repeats after a 6 second pause.
• Information: 1 signal with a low frequency. The signal is repeated after a 5 second
pause and stopped after 5 sequences.
The power failure alarm sounds in the case of power failure.
If the external DC falls below the warning limit and it is the last power source, the Low
External DC warning is displayed.
If a battery that is the last power source falls below the warning limit, the Low Last
Power Source alarm is set.
6.1.2 Audible Signal Pause
The audible signal of an active alarm can be
paused for 60 seconds by pressing the
Audio Pause button. The audible signal can
be reactivated by pressing the Audio Pause
button again.
If a new alarm condition occurs during the
audio pause period, the audible signal will
be reactivated.
Alarms
79
Doc. 006553 M-6 User Manual
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