ResMed Astral Series User Manual page 57

Alarms
The following list of alarms is ordered by relative importance within priority.
High priority alarms
Total power failure*
High pressure protection
Circuit disconnection
Low Pressure
Obstruction
High Pressure
Apnoea
Low MVe
Low MVi
High MVi
High MVe
Low Vte
High Vte
Low Vti
High Vti
Low Resp. rate
High Resp. rate
High leak
Ventilation stopped
Low SpO
2
High SpO
2
Low FiO
2
High FiO
2
NV mask/Rebreathing
Incorrect circuit adapter
Critically low battery
Incorrect circuit attached
Safety reset complete
Battery inoperable
*No LED will flash during a Total power failure alarm.
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Medium priority alarms
High pressure
Low PEEP
High PEEP
Low pulse rate
High pulse rate
Device overheating
Pressure line disconnected
Last self test failed
Flow sensor not calibrated
No SpO monitoring
2
No FiO monitoring
2
Internal battery degraded
Low internal battery
Circuit fault
Low priority alarms
Using internal battery
Battery 1 fault
Battery 2 fault
Power fault/No charging
PEEP blower failure