ResMed 618362 Oxygen Equipment User Manual


 
7
English
Technical Specifications
Note: The mask system does not contain latex, PVC or DEHP materials.
Pressure–Flow Curve
Note: As a result of manufacturing variations, the vent flow rate may vary.
Dead Space Information
Dead space: the empty volume of the mask up to the swivel.
The dead space of the mask varies according to cushion size. It is 242 mL for the large
size.
Standards
CE designation in accordance with EC directive 93/42/EEC, class IIa.
ISO 14971, ISO 13485, ISO 10993-1 and ISO 17510-2.
Therapy Pressure
4 to 20 cm H
2
O
Resistance
Drop in pressure measured (nominal)
at 50 L/min: 0.5 cm H
2
O
at 100 L/min: 1.6 cm H
2
O
Sound
The A-weighted sound power of the mask is 28 dBA.
Environmental Conditions
Operating temperature: +5°C to +40°C
Operating humidity: 10%–95% relative humidity non-condensing
Storage and transport: -20°C to +60°C
Storage and transport humidity: 10%–95% relative humidity non-condensing
Vent Flow Rate (L/min)
Pressure
(cm H
2
O)
Flow
(± 6.0 L/min)
422
832
12 41
16 48
20 54
0.0
10.0
20.0
30.0
40.0
50.0
60.0
70.0
2 4 6 8 10 12 14 16 18 20 22 24 26 28 30
Mask Pressure (cm H
2
O)
61836r2.book Page 7 Thursday, January 25, 2007 1:57 PM