ResMed VPAP ST Information Guide

6
VPAP technical specifications
Pressure and
flow state
Operating pressure range (measured at the mask): 4–20 cm H
2
O (CPAP),
2–25 cm H
2
O (VPAP)
Maximum single fault steady state pressure: 30 cm H
2
O (CPAP) - if pressure
exceeded for > 6 sec; 40 cm H
2
O (VPAP) - if pressure exceeded for >1 sec
Pressure measurement tolerance: ±0.5 cm H
2
O ± 4% of the measured reading
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
2
O
S, ST and T modes
IPAP: 4 to 25 cm H
2
O; EPAP: 2 to 25 cm H
2
O
Physical Nominal dimensions (L x W x H): 153 mm x 140 mm x 86 mm
Weight: 835 g
Housing construction: Flame retardant engineering thermoplastic
Air outlet: 22 mm conical air outlet (complies with ISO 5356-1:2004)
Air filter Hypoallergenic air filter: Acrylic and polypropylene fibers in a polypropylene
carrier
Standard air filter: Polyester non-woven fiber
Sound
DECLARED
DUAL-NUMBER
NOISE EMISSION
VALUES in
accordance with
ISO 4871: 1996
Pressure level (CPAP mode)
With SlimLine tube: 24 dBA as measured according to ISO 17510-1:2002
26 dBA with uncertainty of 2 dBA as measured according
to ISO 17510-1:2007
With Standard tube: 24 dBA as measured according to ISO 17510-1:2002
27 dBA with uncertainty of 2 dBA as measured according
to ISO 17510-1:2007
With either SlimLine
or Standard tube and
H5i:
27 dBA as measured according to ISO 17510-1:2002
28 dBA with uncertainty of 2 dBA as measured according
to ISO 17510-1:2007

ResMed VPAP ST Specifications

General

Device Type	Bi-Level Positive Airway Pressure (BiPAP) device
Sound Level	26 dBA
Data Storage	SD card
Power Supply	100–240V AC, 50–60Hz, 2.0A
Therapy Modes	CPAP, S, T
Humidification	Optional integrated heated humidifier
Alarms	Low pressure, high pressure, power failure
Humidifier	Optional integrated heated humidifier
Modes	Spontaneous, Timed, Spontaneous/Timed (S/T)