Pressure (cm H
O)
Flow (L/Min)
2
Quattro FX/
Quattro FX for Her
4
22
8
32
12
41
16
48
20
54
24
60
28
66
30
69
Deadspace: Empty volume of mask to swivel. The deadspace of the mask varies
according to cushion size.
Quattro FX/
Quattro FX for Her
243mL (Large)
* Empty volume of mask to elbow.
Therapy pressure (cm H
O)
2
Quattro FX/
Quattro FX for Her
4 - 30
Resistance: Drop in pressure measured (nominal) (cm H
Quattro FX/
Quattro FX for Her
at 50 L/min
0.1
at 100 L/min
0.5
Quattro
Liberty
22
22
32
32
41
41
48
48
54
54
—
—
—
—
—
—
Quattro
Liberty
240mL (Large)
151 mL (Large)*
Quattro
Liberty
4 - 20
4 - 20
O)
2
Quattro
Liberty
0.1
0.1
0.4
0.5
Inspiratory and Expiratory Resistance (cm H
Quattro FX/
Quattro FX for Her
Inspiration
0.7
Expiration
0.7
Sound - DECLARED DUAL-NUMBER NOISE EMISSION VALUES in accordance with ISO
4871. The A-weighted sound power level and the A-weighted sound pressure level of
the mask, at a distance of 1M, with uncertainty of 3 dBA, are shown.
Quattro FX/
Quattro FX for Her
Power Level
27 dBA
Pressure level at 1m 19 dBA
Gross Dimensions - Mask fully assembled - no headgear. Largest variant only shown.
Quattro FX/
Quattro FX for Her
Height 140 mm
Width 176 mm
Depth 144 mm
Mask setting options: Select A if available, otherwise select B.
Quattro FX/
Quattro FX for Her
A Mir Full
B Full Face
Environmental conditions – all masks:
Operating temperature: +5°C to +40°C
Storage and transport temperature: –20°C to +60°C
Storage and transport humidity: up to 95% non-condensing
20
O)
2
Quattro
Liberty
0.8
0.7
0.8
0.8
Quattro
Liberty
26 dBA
24 dBA
18 dBA
16 dBA
Quattro
Liberty
206 mm
100 mm
109 mm
110 mm
108 mm
100 mm
Quattro
Liberty
Mir Full
Mir Full
Full Face
Full Face
Operating humidity: 15% to 95% non-condensing