BMC G3 B20A, User Manual, Page: 41 / 61

BPAP System User Manual
38 / 57
Alarm
Condition
Measured
sound
pressure level
(dB)
A-weighted sound
pressure level averaged
over the measurement
surface (dB)
Remarks
High priority 52.2 38.5 Maximum volume
Median priority 51.8 39.6 Maximum volume
Low priority 51.8 37.2 Maximum volume
17.4 Alarming Silence
When the device sounds an alarm, press the home button and it will become silent for
100 to 120 seconds. Then the alarm will sound again immediately at the end of the silence. If
the home button is re-pressed during the silence period, the alarm sound will resume.
17.5 Alarm Messages and Description
Alarm Message
Alarm
Priority
Alarm
Type
Description
Power Failure!!!
High
Priority
Technology
Alarm
An audible alarm will sound in 6s if the
device is accidentally disconnected from
power supply when it is delivering air.
Alarming duration time is no less than 30
s.
Note:
(1) The alarm will not sound if power
failure occurs when the device is in
standby state.
(2) No alarm message will appearon the
screen during a power failure.
Device fault!!!
High
Priority
Technology
Alarm
An audible alarm will sound if no airflow
comes out of the machine; the screen will
display ― Device fault!!! ‖.
Tube
disconnected!!!
(only applies to
G3 B25VT, G3
B30VT, G3 B30SV
and G3 LAB)
High
Priority
Function
Alarm
When the airflow is on, an audible alarm
will sound if the tube accidentally
detached, the screen will display ― Tube
disconnected!!! ‖.
High Pressure!!!
High
Priority
Function
Alarm
When the airflow is on, an audible alarm
will sound if the airway pressure exceeds
the alarm limit; the screen will display
― High Pressure!!! ‖.
Note: The thresholds for different
models:
Off, 5
～
26 hPa applies to G3 B25VT, in
0.5 hPa increments, the default setting is
― 25 hPa ‖.
Off, 5
～
31 hPa applies to G3 B30VT, G3
B30SV and G3 LAB, in 0.5 hPa
increments, the default setting is ― 30
hPa ‖.