WM 67851 01/2021
MEDUVENT Standard EN 55
6 Operation
6.1 Switching on the device
Requirements If present: The device has been connected to the oxygen supply
(see “4.4 Connecting the oxygen supply”, page 41).
1. Briefly press the On/Off button .
An automatic self-test starts, which comprises the following
sequence:
• Alarm light flashes twice and 2 short test tones are emitted
in parallel
• The start screen appears
The self-test is successful when all of the steps have been
completed.
After the self-test, the device displays the start menu:
2. If one or more conditions are not met: Do not operate the
device.
Result The device is switched on and on standby.
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