129
Message
Delay
Description
TO VENTILATE, HOLD
STANDBY
< 1 second
Indicates that the unit is in standby and the button
must be used to resume ventilation.
CO
2
: CONNECTED
< 1 second
CO
2
monitoring is active.
VENTILATION LOCKED
< 1 second
Indicates that the settings are locked to prevent
accidental changes. If any adjustments need to be
made the lock button must be pressed.
AUTOTEST LEAK FAILED
< 1 second
Indicates that the leak test has not been performed
or the leak is above the tolerated limit.
ACTIVE SIGH
< 1 second
Sigh feature is enabled.
10.18.4 IRMA CO
2
sensor alarm messages
In the event of one or more alarms related to the IRMA CO
2
sensor, the following messages may be
displayed, according to their respective priorities:
Table 34 - High priority alarms
High priority alarm
Delay
Description
HIGH EtCO
2
< 3 seconds
The expired CO
2
rate exceeded the alarm value set as
the upper limit of EtCO
2
.
LOW EtCO
2
< 3 seconds
The expired CO
2
rate is below the alarm value set as
the lower limit of EtCO
2
.
HIGH ICO
2
< 3 seconds
The inspired CO
2
rate exceeded the alarm value set
as the upper limit of CO
2
i.
CO
2
: REBOOT IRMA
< 3 seconds
Indicates that the CO
2
sensor must be disconnected
and reconnected.
CO
2
: HARDWARE ERROR
< 3 seconds
Indicates that the CO
2
sensor must be replaced.
CO
2
: REPLACE ADAPTOR
< 3 seconds
Indicates that the airway adapter should be replaced.
CO
2
: NO ADAPTOR
< 3 seconds
Indicates that the airway adapter must be properly
connected.
CO
2
: CALIBRATION LOST
< 3 seconds
Indicates that the sensor has lost its original factory
calibration.
CO
2
: SPEED ERROR
< 3 seconds
Indicates that the sensor motor is out of range.
