F2 Full Face Mask User Manual V2.1
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Technical Specifications
Pressure
–Flow
Curve
Pressure
(cmH
2
O)
3
4
8
10 12 16 20 25 30 35 40
Flow Rate
(L/min)
18 22 32 36 40 47 53 60 65 71 78
Dead Space
Information
Dead space is the empty volume of the mask up to the
swivel.
The dead space of the mask varies according to cushion
sizes but is less than 218 mL.
Therapy
Pressure
3 to 40 cmH
2
O
Resistance
Drop in Pressure measured (average for 3 sizes)
at 50 L/min: 0.15 cmH
2
O
at 100 L/min: 0.5 cmH
2
O
Inspiratory and
Expiratory
Resistance
The inspiratory resistance of the mask (in combination
with the Non-Rebreathing Valve) is 1.8 cmH
2
O at 50
L/min.
The expiratory resistance of the mask (in combination with
the Non-Rebreathing Valve) is 2.0
cmH
2
O at 50 L/min.
The
Non-Rebreathing
Valve
open-to-atmosp
here pressure
1.0 cmH
2
O
Flow Rate
(
L/min
)
Mask Pressure (cmH
2
O)
Mask
