Instructions for use Perseus A500 SW 2.0n 99
Operation
Alarm behavior during the maneuvers
During the maneuvers, some alarms are adapted
as follows:
Some technical alarms stop the maneuver
automatically, e.g., alarms caused by a sensor
failure.
Alarm
Maneuver
Insp./Exp. hold
One-step recruit-
ment
Multi-step recruit-
ment
Man. insp./Insp.
hold
Exp. hold
Pressure alarms:
Airway pressure
high
--- ---
Alarm limit is
adjusted to
Pressure + 5
Alarm limit is adjusted
to Pinsp max + 5
Airway press. con-
tinuously high
Stopped
1)
1) Existing alarms are preserved. No new alarms will be issued.
---
When set to Auto,
the alarm limit is
automatically
adjusted to
Pressure +3
When set to Auto, the
alarm limit is automat-
ically adjusted to half
way between PEEP
max and Pinsp max.
Example:
PEEP max = 20 hPa
Pinsp max = 40 hPa
Adjusted alarm limit =
30 hPa
Airway pressure
not achieved
Stopped
1)
Stopped
1)
Stopped
1)
---
Volume alarms:
Inspiratory tidal vol-
ume high
Suppressed in VC
and VC - AF
---
Suppressed in VC
and VC - AF
Suppressed in VC
and VC - AF
Minute volume low Displayed no sooner than 90 seconds after the start of the maneuver.
Apnea alarms:
Apnea (no pres-
sure)
Stopped
1)
---
Apnea (no flow)
Apnea (no CO
2)
Apnea
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