9-2
9.3 Alarm Levels
By severity, the ventilator’s alarms fall into three categories: high level alarms, medium level
alarms and low level alarms.
1. High level alarms
Indicates that the patient is in a life threatening situation and an emergency treatment is
demanded.
2. Medium level alarms
Indicates that the patient’s vital signs appear abnormal and an immediate treatment is
required.
3. Low level alarms
Indicates that the patient’s vital signs appear abnormal and an immediate treatment may
be required.
The level for all technical alarms and physiological alarms are preset before the ventilator
leaves the factory and are not user adjustable.
9.4 Alarm Indicators
When an alarm occurs, the ventilator will indicate it to the user through visual or audible
alarm indications.
Alarm lamp.
Alarm message.
Flashing numeric.
Audible alarm tones.
9.4.1 Alarm Lamp
If a technical alarm or physiological alarm occurs, the alarm lamp will flash. The flashing
color and frequency match the alarm level as follows:
High level alarms: the lamp quickly flashes red.
Medium level alarms: the lamp slowly flashes yellow.
Low level alarms: the lamp turns yellow without flashing.
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