S9 technical specifications
Pressure and
Operating pressure range (measured at the mask): 4 to 20 cm H
flow state
3 to 25 cm H
Maximum single fault steady state pressure: 30 cm H
for > 6 sec; 40 cm H
Pressure measurement tolerance: ±0.5 cm H
Flow measurement tolerance: ±6 L/min or 10% of reading, whichever is greater,
at 0 to 150 L/min positive flow
Mode reading
CPAP mode
Set Pressure: 4 to 20 cm H
S, ST and T modes
IPAP: 4 to 25 cm H
VAuto mode
Min EPAP: 4 cm H
Nominal dimensions (L x W x H): 6.0" x 5.5" x 3.4" (153 mm x 140 mm x 86 mm)
Physical
Weight: 1.84 lb (835 g)
Housing construction: Flame retardant engineering thermoplastic
Air outlet: 22 mm conical air outlet (complies with ISO 5356-1:2004)
Hypoallergenic air filter: Acrylic and polypropylene fibers in a polypropylene
Air filter
carrier
Standard air filter: Polyester non-woven fiber
8
O (VPAP)
2
O - if pressure exceeded for >1 sec
2
O
2
O; EPAP: 3 to 25 cm H
2
O; Max IPAP: 25 cm H
2
O - if pressure exceeded
2
O ± 4% of the measured reading
2
O
2
O; Pressure support: 0 to 10 cm H
2
O (CPAP);
2
O
2