32 Pocket Guide Oxylog 3000 plus
Alarms
Lower alarm limit for Paw
The Oxylog 3000 plus automatically generates an
alarm when it no longer detects a pressure difference of
more than 5 mbar between the inspiratory and expirato-
ry pressure; for more than 20 seconds.
Setting alarm limits for MVe, RRsp and
optional etCO
2
1 Press the key Alarms (B).
2 Select and activate the low alarm limit or high
alarm limit
for MVe, RRsp or etCO2 on the dis-
play.
3 Set and confirm the value.
If the CO
2 sensor cable is disconnected, etCO2 alarm li-
mits are not visible. If the CO
2 sensor cable is discon-
nected and then reconnected, the previously set alarm
limits will still be valid.
Alarms window
Setting alarm limits automatically
The function Alarms: Autoset sets the alarm limits on
the basis of the actual measured values at the time of
activation. This automatic setting of alarm limits is per-
formed only once, when confirmed with the rotary knob.
1 Press the key Alarms
(B).
2 Select and activate the line Alarms: Autoset on the
display.
3 Press the rotary knob to confirm Alarms: Autoset,
or press the Alarm Reset key to leave the settings
unchanged.
The auto alarm limits are based on the actual measured
values as follows:
The etCO
2 / auto alarm limits are based on
the actual etCO
2 value as follows:
10937171
Alarm Setting
MVe Current value –20 %, with a minimum
of 0.5 L/min. Below 0.5 L/min the limit
remains unchanged.
MVe Current value +30 % or +2 L\min,
whichever is smaller.
RRsp Current value +5/min, with a minimum
of 10/min.
etCO2 Based on the current value.
Lower alarm limit
[mmHg]
Current measu-
red value [mmHg]
Upper alarm limit
[mmHg]
Unchanged <15 Unchanged
Current –5 15 to 35 Current +15
Current –7 35 to 45 Current +10
Current –10 >45 Current +5
Lower alarm limit
[kPa] or [Vol.%]
Current measu-
red value [kPa] or
[Vol.%]
Upper alarm limit
[kPa] or [Vol.%]
Unchanged <2.0 Unchanged
Current –0.7 2.0 to 4.7 Current +2.0
Current –0.9 4.7 to 6.0 Current +1.3
Current –1.3 >6.0 Current +0.7
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