1. Inngangur
This manual provides essential instructions for the safe and effective operation, maintenance, and troubleshooting of your VARON Portable Pulse Oxygen Generator, Model NT-3. This device is designed to provide oxygen for health protection and to improve quality of life. It is not intended for medical treatment or life support.

Image 1.1: VARON Portable Pulse Oxygen Generator NT-3 with its external battery unit.
2. Öryggisupplýsingar
Vinsamlegast lesið allar öryggisviðvaranir og leiðbeiningar vandlega áður en tækið er notað til að koma í veg fyrir meiðsli eða skemmdir. Geymið þessa handbók til síðari viðmiðunar.
- This device is for health and quality of life improvement only. It is not a medical device for treatment or life support. Consult a healthcare professional for medical conditions.
- Do not use the device near open flames or flammable materials. Oxygen can accelerate combustion.
- Tryggið góða loftræstingu í kringum tækið meðan það er í notkun.
- Haltu tækinu frá vatni og raka.
- Do not disassemble or attempt to repair the device yourself. Contact qualified service personnel for repairs.
- Geymið þar sem börn og gæludýr ná ekki til.
- Use only VARON-approved accessories and replacement parts.
3. Innihald pakka
Gakktu úr skugga um að allir hlutir séu til staðar í pakkanum:
- VARON Portable Pulse Oxygen Generator (Main Unit)
- External Battery Pack (2500 mAh, 14.8V)
- Rafmagns millistykki
- Bíll hleðslutæki
- Oxygen Cannula (Nasal)
- Burðartaska
- Notendahandbók

Mynd 3.1: Lokiðview of the VARON Portable Pulse Oxygen Generator and its included accessories.
4. Vörueiginleikar
- PSA Oxygen Technology: Utilizes Pressure Swing Adsorption (PSA) method with a high-quality molecular sieve for efficient oxygen production.
- Eight-Layer Filtration System: Features an advanced eight-layer air input filtration system with a removable filter to ensure clean oxygen. Includes a cleaning reminder function.
- Oxygen Output: Provides a pulse oxygen flow of 3 L/min with an oxygen concentration of 32.5% ± 2.5% (v/v).
- Greind tímasetning: Offers four timing settings: 40 minutes, 60 minutes, 80 minutes, and 180 minutes.
- Færanleg hönnun: Lightweight at 1.4 kg (net weight), compact size (20.5 x 9.5 x 13 cm), and includes an external battery for portability.
- Fjölhæfur rafmagnsvalkostur: Can be powered by the included AC adapter or car charger.
- Hljóðlát aðgerð: Enhanced noise reduction structure for a quieter oxygen inhalation experience.
- Notendavænt: Einföld aðgerð með einum hnappi.

Image 4.1: Key features of the oxygen generator, including oxygen output and filtration system.

Image 4.2: The compact size of the device, emphasizing its portability.
5. Uppsetning
5.1 Hleðsla rafhlöðunnar
- Connect the AC power adapter to the battery pack's charging port.
- Stingdu straumbreytinum í venjulegan veggtengil.
- Allow the battery to charge fully before first use. A full charge provides approximately 2.5 hours of continuous use.
5.2 Connecting the Battery to the Main Unit
- Ensure both the main unit and battery are powered off.
- Locate the battery connection port on the side of the main oxygen generator unit.
- Connect the battery pack to the main unit using the provided cable. Ensure a secure connection.

Image 5.1: Detail of the battery connection to the main unit.
5.3 Connecting the Oxygen Cannula
- Attach one end of the oxygen cannula to the oxygen outlet port on the main unit.
- Place the nasal prongs of the cannula comfortably into your nostrils.
6. Notkunarleiðbeiningar
6.1 Kveikt/slökkt
- Til að kveikja á: Haltu inni Power takkanum (●) on the top panel until the indicator lights illuminate.
- Til að slökkva á: Haltu inni Power takkanum (●) again until the indicator lights turn off.
6.2 Stilling á tímamæli
The device offers four preset timing options:
- 40 mínútur
- 60 mínútur
- 80 mínútur
- 180 mínútur
To select a timing setting, press the Timer button (⏱) repeatedly until the desired time is indicated on the display. The device will automatically shut off after the set time expires.

Image 6.1: Top panel with control buttons and intelligent timing display.
6.3 Using in a Car
The device can be used in a car by connecting the car charger to the main unit's power input and plugging it into the vehicle's 12V power outlet.

Image 6.2: The device being used with a car charger and carried with a shoulder bag.
7. Viðhald
Regular maintenance ensures optimal performance and longevity of your oxygen generator.
7.1 Þrif á loftsíu
The device features a removable air filter. A cleaning reminder function will alert you when cleaning is required to prevent air inlet blockage and maintain oxygen production efficiency.
- Slökktu á tækinu og taktu það úr sambandi.
- Finndu og fjarlægðu loftsíuhlífina.
- Fjarlægðu síueininguna varlega.
- Clean the filter with a soft brush or vacuum cleaner. If heavily soiled, gently wash with mild soap and water, then rinse thoroughly.
- Gakktu úr skugga um að sían sé alveg þurr áður en hún er sett aftur í.
- Skiptu um síulokið.
7.2 Almenn þrif
- Þurrkaðu ytra byrði tækisins með mjúku, damp klút. Ekki nota slípiefni eða leysiefni.
- Gætið þess að vökvi komist ekki inn í op tækisins.
8. Bilanagreining
If you encounter issues with your VARON Portable Pulse Oxygen Generator, refer to the following table:
| Vandamál | Möguleg orsök | Lausn |
|---|---|---|
| Ekki kveikir á tækinu. | Battery is depleted or not connected properly. Power adapter is not connected or faulty. | Charge the battery. Ensure battery and power adapter are securely connected. Try a different power outlet. |
| Low oxygen output or concentration. | Air filter is dirty or blocked. Oxygen cannula is kinked or blocked. | Clean or replace the air filter (refer to Section 7.1). Check the oxygen cannula for obstructions. |
| Tækið gefur frá sér óvenjulegt hljóð. | Vandamál með innri íhluti. | Power off the device and contact customer support. Do not attempt to open or repair. |
| Ending rafhlöðu er styttri en búist var við. | Rafhlaðan er ekki fullhlaðin. Rafhlaðan eyðileggst með tímanum. | Ensure battery is fully charged. Consider replacing the battery if it's old and capacity has significantly reduced. |
If the problem persists after attempting these solutions, please contact VARON customer support.
9. Tæknilýsing
| Parameter | Gildi |
|---|---|
| Vöruheiti | Súrefnisframleiðandi |
| Gerðarnúmer | NT-3 |
| Oxygen Production Method | Pressure Swing Adsorption (PSA) |
| Rekstrarkraftur | 30 W |
| Inntak Voltage | DC 12 V ~ 16.8 V |
| Tímastillingar | 40 mín, 60 mín, 80 mín, 180 mín |
| Vörumál (L x B x H) | 20.5 x 9.5 x 13 cm |
| Nettó vöruþyngd | 1.4 kg |
| Max Oxygen Flow (Equivalent) | 3 l/mín |
| Súrefnisstyrkur | 32.5% ± 2.5% (v/v) |
| Standard Battery Capacity | 2500 mAh, 14.8 V (Max 16.8 V) |
| Max Battery Usage Time | 2.5 klst |
10. Ábyrgð og stuðningur
For warranty information and customer support, please refer to the documentation included with your purchase or visit the official VARON website. Please have your model number (NT-3) and purchase date available when contacting support.
Framleiðandi: VARON