Technical Specifications - ResMed Quattro Air User Manual

Technical specifications

Pressure-flow curve
Dead space
information
Therapy pressure
Resistance with Anti
Asphyxia Valve (AAV)
closed to atmosphere
Inspiratory and
expiratory resistance
with Anti Asphyxia
Valve (AAV) open to
atmosphere
Environmental
conditions
Sound
8
The mask contains passive venting to protect
against rebreathing. As a result of
manufacturing variations, the vent flow rate
may vary.
Physical dead space is the empty volume of the
mask to the end of the swivel. Using the large
cushions it is 222 mL.
3 to 40 cm H O
2
Drop in pressure measured (nominal)
at 50 L/min: 0.2 cm H
at 100 L/min: 0.9 cm H
Inspiration at 50 L/min
Expiration at 50 L/min
Operating temperature: +5°C to +40°C
Operating humidity: 15% to 95% non-condensing
Storage and transport temperature: -20°C to +60°C
Storage and transport humidity:
up to 95% non-condensing
DECLARED DUAL-NUMBER NOISE EMISSION
VALUES in accordance with ISO 4871. The
A-weighted sound power level of the mask is
28 dBA, with uncertainty of 3 dBA. The A-weighted
sound pressure level of the mask at a distance of 1 m
is 20 dBA, with uncertainty of 3 dBA.
Pressure
(cm H
3
4
8
10
12
16
20
24
28
30
32
36
40
O
2
O
2
0.6 cm H O
2
1.0 cm H O
2
Flow
O) (L/min)
2
19
22
32
37
41
48
54
60
66
69
72
77
82