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Principle of operation
Control
Ventilation ratio
Minute volume
gas with O2 drive
Switch on SsAir Mixa
Switch on >bNo Air Mix<<
Safety valve
Opening pressure
Airway pressure reading
Drive gas
Quality
Pressure at device inlet
Gas consumption
Control
MV (Air Mix)
MV (No Air Mix)
Typical usage period
Pneumatic main switch
Patient system
Compressible volume
Inspiration resistance
Expiration resistance
22
Flow chopper
Time-cycled, volume-constant
10-35 min-' + 20%,
infinitely adjustable
2-20 L/min + 15%,
infinitely adjustable
(with MV greater than 7 L/min)
with MV less than 7 L/min
80 vol. % O2
50 mbar to 80 mbar
Pressure gauge
Dry, oil-free and dust-free from a
central supply unit or from com-
pressed-gas
min. 2, max. 6 bar with a flow rate
of 60 L/min
approx. 0.8 L/min
approx. 50 % of set MV
approx. 100 % of set MV
with 3 L cylinder/200 bar
MV = 10 L/min (see also Page 11)
54 min
I-O
Comprising silicone tubing 1.1 m
a
Non-rebreathing valve
approx. 3.3 mL/mbar
3 mbar/L/s
3 mbar/L/s
cylinders' .
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