WM 68071 05/2021
MEDUMAT Standard
2
EN 89
4 Preparation and operation
4-3 Ventilation progress before and after a reduction in
compliance (during volume-controlled ventilation)
4.9 Audio alarm output
4.9.1 Muting the audio alarm output
Requirement An alarm is active and is audible.
1. Briefly (< 1 s) press the alarm mute button .
Result The audio alarm output is muted for 120 s.
The symbol appears on the display.
4.9.2 Canceling the muting of the audio alarm output
Requirement An alarm is active and is muted.
1. Briefly (< 1 s) press the alarm mute button .
Result The muting of the audio alarm output is canceled.
The symbol appears on the display.
Pressure
mbar
Time
Ventilation progress before and after
a reduction in compliance
20
30
10
0
pInsp
pMax
The audio alarm output is permanently muted in NVG mode.