Philips AC3021 Mode D'emploi page 10

IAI
The professional-grade AeraSense sensor detects
the level of indoor air allergen and with numerical
feedback from 1 to 12 the potential risk level of indoor
air allergens can be displayed� 1 indicates best air
quality�
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�
GAS
With an advanced gas sensor, a display ranging from
L1 to L4 shows the level change of potential harmful
gases (incl� VOC, odor, etc�) detected� L1 indicates
best air quality�
Turning on and off
Note:
• For optimum purification performance, close doors and windows�
• Keep curtains away from the air inlet or air outlet�
1
Put the plug of the air purifier in the power socket�
2
Touch to switch on the air purifier�
» The air purifier beeps�
» The " " displays on the screen during warming up� Then the air purifier shows
the IAI/PM2�5/Gas level after measuring the air quality�
» The air purifier operates in the auto mode with IAI displayed on the screen (fig
3
Touch and hold the
Note: If the air purifier stays connected to the electrical outlet after turning OFF, the air
purifier will operate under the previous settings when turned ON again�
EN
8
PM2�5 level
≤12
13-35
36-55
>55
button for 3 seconds to switch off the air purifier�
IAI level Air quality light color
1-3 Blue
4-6 Blue-purple
7-9 Purple-red
10-12 Red
Air quality light color
Blue
Blue-purple
Purple-red
Red
Gas level Air quality light color
L1 Blue
L2 Blue-purple
L3 Purple-red
L4 Red
)�
h