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Technical Specifications
.
The manufacturer reserves the right to change these specifications without notice.
The following message is displayed on the LCD after you try to update settings
or copy data to the Data Card:
Settings Invalid Remove Card
The identification details on the
Data Card do not match the
identification details on your device.
Contact your clinician immediately.
Problem/Possible Cause Solution
Operating pressure range 4 to 20 cm H
2
O
Dimensions (H x W x D) 112 mm x 164 mm x 145 mm
Weight 1.4 kg
Operating Temperature +5°C to +36°C
Power Supply • Input range for S8 Series II with H4i:100–240V, 50/60Hz; 110V,
400Hz; 2.5A < 140VA (110W) (maximum power consumption).
Instantaneous peak power consumption <340VA.
• Refer to the DC-12 converter instructions for DC ratings. Only
use the ResMed DC-12 converter for DC input.
• Typical power consumption at 20 cm H
2
0 is 39VA or 20.7W.
Operating Humidity 10%–95% non-condensing
Storage and Transport
Temperat ur e
-20ºC to +60ºC
Storage and Transport
Humidity
10%–95% non-condensing
Operating Altitude Sea level to 2,591 m
Electromagnetic
Compatibility
Product complies with all applicable electromagnetic compatibility
requirements (EMC) according to IEC60601-1-2, for residential,
commercial, and light industry environments.
The electromagnetic compatibility tables for these ResMed devices
can be found on www.resmed.com, on the Products page under
Service & Support. Click on the PDF file for your device.
Air Filter Two-layered, powder-bonded, polyester non-woven fiber
Air Tubing Flexible plastic, 2 m
Air Outlet The 22 mm conical outlet complies with EN 1281-1
IEC 60601-1 Classifications Class II (double insulation), Type CF
Housing Construction Flame retardant engineering thermoplastic
DECLARED DUAL-NUMBER NOISE EMISSION VALUES in accordance with ISO 4871:
Sound Pressure Level 24 dBA with uncertainty of 2 dBA as measured according to
ISO 17510-1: 2002
26 dBA with uncertainty of 2 dBA as measured according to
ISO 17510-1: 2007
Sound Power Level 34 dBA with uncertainty of 2 dBA as measured according to
ISO 17510-1: 2007
Supplemental Oxygen Recommended maximum supplemental oxygen flow: 4 L/min