Pneumatic Flow Path; Flow (Maximum) At Set Pressures; Displayed Values - ResMed S9 VPAP Series Clinical Manual

Pneumatic flow path

VPAP Series
Inlet
Blower
filter

Flow (maximum) at set pressures

The following are measured at the end of the specified tubing:
Pressure
cm H O
2
3
8
12
16
20
25

Displayed values

Value
Pressure sensor at air outlet
Mask pressure
Flow derived values
Leak
Tidal volume
Respiratory rate
Minute ventilation
Ti Avg
Results may be inaccurate in the presence of leaks.
1
The displayed values are estimates. These are provided for trending purposes only.
2
Results may be inaccurate if the tidal volume is below 50 mL.
3
34
H5i
Mask
Tube
VPAP and
Standard air tube
L/min
200
200
200
200
190
180
Range
3 to 25 cm H O
2
1
0–200 L/min
0–4000 mL
0–50 BPM
0–30 L/min
0–4.0 sec
VPAP , H5i and
Standard air SlimLine air tube,
tube,
L/min
170
170
170
170
170
161
Accuracy
±0.5 cm H O (± 4% of
2
measured value)
2
±10%
±1 BPM
3
±10%
±10%
VPAP and VPAP , H5i and
ClimateLine
L/min heated air tube,
195
190
184
175
168
144
Display resolution
0.1 cm H
2
1 L/min
1 mL
1 BPM
0.1 L/min
0.2 sec
L/min
170
170
170
170
161
125
O