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8.8 Alarm Test
8.8.1 Low CPAP
Set the following ventilator conditions :-
Return the mode switch to
CPAP.
Set the
CPAP/PEEP
regulator to
5 cmH
2
O.
•
Increase the
Low CPAP
alarm control to 10 cmH
2
O. The Low
CPAP alarm will sound and the LED in the alarm panel will
illumuniate.
•
Reset the
Low CPAP
alarm control below 5 cmH
2
O. The
Low CPAP audible alarm will cancel but the LED in the alarm
panel will remain illumuniated.
•
Press the reset button to cancel the visual alarm.
8.8.2 High and Cycle Fail Alarm
Set the
PIP
alarm control to 30 cmH
2
O.
Set the Pressure display switch to
PEAK
Advance the mode switch to
CMV
The ventilator will start to cycle
Adjust the Inspiratory pressure regulator to give a pressure of 30 cmH
2
O on the
pressure LED display.
The ventilator is ready for the High and Cycle Fail Alarm tests
•
Decrease the PIP alarm control to 20 cmH
2
O. This will trigger the
HIGH
visual and
audible alarm and the
LEAK
visual alarm
•
Increase the PIP alarm control to 30 cmH
2
O. The
HIGH
visual and audible alarm
and the
LEAK
visual alarm will continue
•
Press the reset button to cancel the alarms.
Note: The Fresh Gas flow is reduced from
5LPM to
1LPM in
the High Alarm condition.
Содержание 2000
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