6.3.18 Obstruction Alarm
Property Description
Alarm text
Obstruction
Priority High
Alarm condition An Obstruction alarm will be given if the inspiratory breathing
tube becomes blocked and remains blocked for 2 consecutive
breaths.
Note: An obstruction of the expiratory breathing tube can be
detected with the Low Vt
e
alarm.
Ventilator action With each breath cycle, upon detection of an obstruction the
ventilator will reduce the airway pressure to the set PEEP.
Treatment will resume with the start of the next breath cycle.
Reset Criteria
When the monitored compliance and resistance become nor-
mal after a breath.
Setting Range
• High
• Low
• Off
6.3.19 High FiO
2
Alarm
Property Description
Alarm text
High FiO2
Priority
Medium
Alarm condition A High FiO
2
alarm will be given when the measured FiO
2
exceeds the alarm limit for 30 seconds.
Possible cause
• Increased oxygen inflow.
• Decreased minute ventilation.
Reset criteria
FiO
2
goes below the alarm limit
Setting range
• 21% to 100%
• Off
Setting resolution 1%
Ventilator action The ventilator will continue treatment with the same settings.
Alarms 107
Doc. 006150 M-1 User manual