DESCRIPTION OF CONTROLS, INDICATORS, ALARMS & CONNECTIONS
3-14 SERHT50NA A0808
NOTE: The Battery Empty Alarm and the Device Alert Alarm can
not be silenced permanantly. These alarms indicate that an alternate
source of ventilation must be utilized. See pgs 3-20 and 3-21 for
more details.
Paw Meter
(airway pressure meter)
Range: –10 to 100 cmH
2
O / 98 mbar
The Paw meter displays airway pressure. It also indicates the
internal battery charge level when the Int. Battery button is
pressed.
FRONT PANEL ALARMS
The front panel alarm LED indicators blink when an alarm limit
setting is violated. Once the violation is no longer in effect, the
indicators latch (remain steadily lit) until they are reset by
pressing the Silence/Reset button.
High ▲ Paw and Low ▼ Paw Alarm Control and Display
(airway pressure)
Range: Paw –10 to 100 cmH
2
O / 98 mbar
High ▲Paw Alarm 4 to 99 cmH
2
O / 97 mbar
Low ▼
Paw Alarm 3 to 98 cmH
2
O / 96 mbar
The ▲Pa
w button allows the selection of the high (peak) airway
pressure alarm setting.
The ▼
Paw button allows the selection of the low peak airway
pressure alarm setting.
To adjust either alarm, press the desired button once. The value in
the adjacent display window will blink. Use the ▲Up/▼Down
controls to adjust the display
ed alarm setting value. The new
setting can be retained by (1) pressing the selected button again
to accept the alarm setting, (2) selecting another parameter for
adjustment, or (3) allowing five seconds to elapse without
adjustment.
NOTE: In SPONT mode the ▼
Paw alarm is inactive but the
value can be preset.
NOTE: The ▼
Paw alarm setting cannot be a value below
PEEP/CPAP + 3. The ▲Pa
w alarm setting must be a value at
least 1 above the ▼
Paw alarm setting.
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