Technical Specifications; Humidifier Performance - ResMed H4i User Manual

Technical specifications

Maximum heater plate temperature
Temperature cut-out
Maximum gas temperature
Dimensions (H x W x D)
Weight
Water capacity
Power supply
Docking station
Water chamber
Operating temperature
Operating humidity
Operating altitude
Storage and transport temperature
Storage and transport humidity
IEC 60601-1 classification
Electromagnetic compatibility

Humidifier performance

The following settings have been tested at 22°C, 40% RH ambient conditions:
CPAP mask pressure
cm H O
2
4
10
20
* AH- Absolute Humidity in mg/L.
† BTPS- Body Temperature Pressure Saturated.
Note: The manufacturer reserves the right to change these specifications without notice.
10
85°C
93°C
41°C
Docking station and water chamber: 130 mm x 170 mm x 212 mm
Docking station and unfilled water chamber: 786 g
To maximum fill line: 390 mL
100-240V 50/60Hz, 0.7-1.6A; 110V 400Hz, 0.8A
Instantaneous power consumption: <400W
Average power: <115W
Flame retardant engineering thermoplastic, plated cast aluminium
Injection molded plastic, stainless steel and silicon seal
+5°C to +35°C
10–95% non-condensing
Please refer to your CPAP , bilevel or non-invasive ventilation device
user guide
-20°C to +60°C
10–95% non-condensing
Class II (double insulation), Type BF Applied Part
Please refer to your flow generator user's manual for details
RH output %
Setting 3 Setting 6
>95 >95
>85 >95
>75 >85
Nominal system output AH
Setting 3 Setting 6
16 20
14 18
13 16
* †
, BTPS