Dräger Babylog VN500 Instructions For Use Manual page 168

Alarm – Cause – Remedy
Alarm Alarm
priority
!!! 200 Airway pressure low
!!! 140 Airway pressure negative
!! 140 Airway pressure negative
(averaged)
! 120 Alarm system failure
!! 100 Ambient pressure sen-
sor?
168
Cause
Leakage or disconnection.
Airway pressure has fallen
below –10 mbar
(–10 cmH O).
2
Average airway pressure
has fallen below –2 mbar
(–2 cmH O).
2
Failure of primary alarm
speaker.
In case of an alarm situa-
tion, the auxiliary acoustical
alarm will sound.
Altitude setting deviates too
much from measured ambi-
ent pressure.
Ambient pressure sensor
failure.
Instructions for Use
Infinity Acute Care System – Babylog VN500 SW 2.n
Remedy
Check breathing circuit for
tight connections.
Check whether the expirato-
ry valve is properly en-
gaged.
Make sure that the tube or
mask is connected correctly.
Disconnect tube for suction-
ing.
Check patient condition.
Check ventilation settings.
Disconnect tube for suction-
ing.
Check patient condition.
Check ventilation settings.
To continue ventilation with
this device, continuously
monitor the device func-
tions.
Call DrägerService.
Check altitude setting and
adjust if necessary.
If the setting has been ad-
justed, the device check
must be repeated.
Accuracy of measured val-
ues depending on the atmo-
spheric pressure could be
impaired (e.g., MV, O
2
centration).
Call DrägerService.
con-