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21.5 Alarms
Alarm mute/pre-mute: 120 sec
21.5.1 User settable
Apnoea
Range 5 to 90 seconds, OFF (Resolution 5 second steps).
21.5.2 Auto-set alarms
Battery fail
Mains disconnect
System/Comm Fail
Calib Faulty
High Pressure
No Air Supply
No Oxygen Supply
High BPM rate
High Leak
Zero Pressure
Exhaust Impeded
High Oxygen
Low Oxygen
Battery Low
Mains Disconnect
Battery Error
O
2
Calib. Error
21.6 Outputs
Digital Outputs: RS232C Serial Port, IBM-AT-compatible serial port, 9-pin DSub
Available parameters:
Alarm message
BPM rate
MAP (Mean Airway Pressure)
Flow rate
FiO
2
For more details see section ’24.1 RS232 output specification:’ on page 116.
21.7 Oxygen sensor life
Life: 900,000 O
2
% hrs
Examples:
At 100% O
2
9000 hrs (Approximately 1 year)
At 21% O
2
42,850 hrs (Approximately 5 years)