Using The Air Purifier; Understanding The Air Quality Light - Philips Ac4221 Benutzerhandbuch

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Using the air purifier

Understanding the air quality light

PM2.5 level
≤12
13-35
36-55
>55
Reset the Wi-Fi connection
1 Put the plug of the air purifier in the power socket and press
air purifier.
2 Long press and
beep.
-
The air purifier goes to pairing mode.
-
The Wi-Fi indicator
3 Follow the steps 3-4 in "Setting up the Wi-Fi connection for the first
time"section.
Once turned on, the air purifier will start scanning the air quality. After
approximately 30 seconds, the particle sensor selects the color that corresponds
to the surrounding air quality of airborne particles.
The color of the air quality light is determined by the highest index between
PM2.5 and Gas readings.
PM2.5
AeraSense sensing technology accurately detects and quickly responds to even
the slightest particle change in the air. It provides you with reassurance with real-
time PM2.5 feedback.
Most of the indoor air pollutants fall under PM2.5 – which refers to airborne
particle pollutants smaller than 2.5 micrometers. Common indoor sources of fine
particles are tobacco smoke, cooking, burning candles. Some airborne bacteria
and the smallest mold spores, pet allergen and dust mite allergen particles also
fall under PM2.5.
Air quality color
Blue
Blue-purple
Purple-red
Red
button for 3 seconds at the same time until you hear a
blinks orange.
Air quality level
Good
Fair
Poor
Very poor
to turn on the