ResMed H4i Technical Specifications, Humidifier Performance, Symbols which appear on the device

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Technical Specifications

Maximum heater plate temperature

185°F (85°C)

Temperature cut-out

199°F (93°C)

Maximum gas temperature

106°F (41°C)

Dimensions (H x W x D)

Docking station and water chamber: 5.0” x 6.7” x 8.3” (130 mm x

 

170 mm x 212 mm)

Weight

Docking station and unfilled water chamber: 1.6 lb (732g)

Water capacity

To maximum fill line: 390 mL

Power supply

Input range for ResMed S8 flow generator with H4i: 100–240V,

 

50/60Hz; 110V, 400Hz; 2.5A <140 VA (110 W) (max. power

 

consumption) Instantaneous peak power consumption <340 VA*

 

Maximum heater element power: 85 W

Docking station

Flame retardant engineering thermoplastic, plated cast aluminium

Water chamber

Injection molded plastic, stainless steel and silicon seal

Operating temperature

+41°F to +95°F (+5°C to +35°C)

Operating humidity

10–95% non-condensing

Storage and transport temperature

-4°F to +140°F (-20°C to +60°C)

Storage and transport humidity

10–95% non-condensing

IEC 60601-1 classification

Class II (double insulation), Type CF

Electromagnetic compatibility

Please refer to your flow generator user's manual for details

*Actual average power consumption will vary depending on factors such as temperature setting, set pressure, the use of accessories, height above sea level and ambient temperature.

Humidifier Performance

The following settings have been tested at 22°C, 40% RH ambient conditions:

CPAP Mask Pressure

 

RH Output %

Nominal System Output AH*, BTPS

cm H2O

Setting 3

Setting 6

Setting 3

Setting 6

4

>95

>95

16

20

 

 

 

 

 

10

>85

>95

14

18

 

 

 

 

 

20

>75

>85

13

16

 

 

 

 

 

*AH- Absolute Humidity in mg/L.

BTPS- Body Temperature Pressure Saturated.

Note: The manufacturer reserves the right to change these specifications without notice.

Symbols which appear on the device

Attention, consult accompanying documents;

Type CF equipment;

Class II equipment;

Hot surface;

Do not touch;

Maximum water level.

English

Technical Specifications

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Contents H4i Contents Components of your H4i Setting up your H4i for useIntroduction System Setup Detaching your H4i Filling the Water ChamberStopping your treatment Starting and Stopping TreatmentWarming your H4i Starting your treatmentDisassembling the H4i Cleaning and MaintenanceCleaning the H4i Cover and Cover Seal Servicing Frequently Asked QuestionsReassembling the H4i Troubleshooting Humidifier Performance Technical SpecificationsSymbols which appear on the device General Warnings Limited Warranty