ResMed C28173 Manual page 44

248476r4.book Seite 38 Freitag, 28. Oktober 2011 3:10 15
Alarm Setting
Non-Vented Mask
High Pressure
Low Pressure
High Respiratory Rate
Low Respiratory Rate
Low SpO
2
High FiO
2
Low FiO
2
38
Default Description
On This alarm activates within 30 sec of therapy being
delivered with a non-vented interface attached or a vented
mask with occluded vents.
Note: When the mask type is set to Full Face or Trach the
Non-Vented Mask alarm will be enabled automatically to
ensure the circuit configuration has an intentional leak. It
can then be turned off for Full Face.
Options: On, Off
Off Sets the high pressure limit. Activates when the pressure
exceeds the set limit in two consecutive cycles or for a
period of 5 sec.
Range: On, Off; 4–45 cm H
Off Sets the maximum drop in pressure with reference to a set
IPAP or CPAP pressure during the inspiration phase.
Activates when the pressure drops by more than the set
level for 15 sec. In iVAPS mode, this alarm will not activate.
Notes:
This alarm is not enabled in iVAPS mode.
•
When SmartStart/Stop is enabled, SmartStop activates
•
before the Low Pressure alarm.
Range: On, Off, -2 to -10 cm H
Off Sets the maximum respiratory rate. Activates when the
measured respiratory rate exceeds the set level for four
breath cycles.
Note: This alarm is not enabled in T mode.
Range: On, Off, 5-60 bpm, 1 bpm increments
Off Sets the minimum allowed respiratory rate. Activates when
the measured respiratory rate remains below the set level
for four breath cycles.
Note: This alarm is not enabled in T mode.
Range: On, Off, 5-30 bpm, 1 bpm increments
Off Sets the minimum allowed SpO
Note: This alarm is only selectable when the pulse
oximetry accessory is connected.
Range: On, Off, 70-95%; 1% increments
Off Sets the maximum allowed average oxygen fraction.
Activates when the measured FiO
the set level for four breath cycles.
Note: This alarm is only selectable when the FiO
monitoring sensor is connected.
Range: On, Off, 30–100%, 1% increments
Off Sets the minimum allowed average oxygen fraction.
Activates when the measured FiO
set level for four breath cycles.
Note: This alarm is only enabled when the FiO
sensor is connected.
Range: On, Off, 18–80%, 1% increments
O, 1 cm H O increments
2 2
O, 1 cm H O increments
2 2
value.
2
fraction is greater than
2
2
fraction is less than the
2
monitoring
2