6 Specifications and Theory of Operation
1009-0633-000
6-17
Pressure generated by a wet unidirectional valve: 0.81 cm H
2
O
Breathing system leakage (average during use):
APL Valve: Approximately 0 to 70 cm H
2
O
Pressure Flow Data (APL Valve Completely Open):
System volume: Vent. side: 2730 mL ; bag side: 1215 mL
Gas scavenging
Passive scavenging:
•
Positive pressure relief: 10 cm H
2
O
•
Negative pressure relief: 0.3 cm H
2
O
•
Outlet connector: 30 mm male taper ISO
Active scavenging:
Particle filter at the outlet has a pore size of 225 microns. All flow data uses a
new filter.
*
*
*
* Other market-specific connectors may be available.
Pressure
Bag Mode (mL/min)
Vent Mode (mL/min)
30 cm H
2
O
50
50
60 cm H
2
O
N/A
106
90 cm H
2
O
N/A
163
Flow (L/min)
Flow (L/sec)
APL Pressure cm H
2
O
3
0.05
.78
10
0.17
1.14
20
0.34
-
30
0.51
1.43
40
0.68
-
50
0.83
-
60
1.0
2.61
70
-
3.21
Disposal System Type
Outlet Connector *
Flow Range
Pressure
Low flow, high vacuum
DISS EVAC
36 ±4 SLPM @ 300
mmHg (12 inHg)
300 mmHg
Minimum vacuum
High flow
BS6834
50 - 80 SLPM
1.6 kPa at 75 SLPM
Venturi/Ejector
a
in. hose barb
30 - 100 SLPM
n/a
Adjustable flow
Needle valve connector
Up to 30 SLPM
n/a
Summary of Contents for Aespire 7900
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