Alarm text in display
Displays the name of the active alarm
condition.
If several alarm conditions have been
reached, the alarm descriptions are rolling
in the display, displaying the alarms with
highest priority first. A “>>” symbol is
indicating that more than 1 alarm is set.
For detailed information about an alarm,
press the info button at the lower left cor-
ner of the front.
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.
Alarm signal sound pressure: Adjustable from 45 to 85 dB(A) measured at 1 m.
Accuracy: ± 5 dB(A).
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.
100 Alarms
Vivo 45 User manual
Doc. 006149 D-3
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