You can see the quality of air your Philips Air Purifier is cleaning using the air quality lights (see image below). The different colours indicate the following:
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Blue: good
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Blue-violet: fair
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Red-Purple: unhealthy
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Red: very unhealthy
The following table contains further details for each colour. The second column for Thailand, Indonesia and India is based on the Chinese standard. The third column is only for India and takes effect from week 30, year 2020:
|
IAI (Allergen levels)
|
PM2.5 for ACxxxx/20;
(Standard for fine particulate matter)
|
|
For Thailand, Indonesia, India, it is based on the Chinese standard
|
India (effective date: YYWW：2030)
|
|
1
|
1~12
|
1~20
|
|
2
|
13~23
|
21~40
|
|
3
|
24~35
|
41~60
|
|
4
|
36~48
|
61~80
|
|
5
|
49~61
|
81~100
|
|
6
|
62~75
|
101~120
|
|
7
|
76~87
|
121~160
|
|
8
|
88~101
|
161~200
|
|
9
|
102~115
|
201~250
|
|
10
|
116~132
|
251~300
|
|
11
|
133~150
|
301~350
|
|
12
|
151~500
|
350~500
|
To check which standard your air purifier uses, see the image below. If the number is 2030 (year 2020, week 30) or higher, the air purifier uses the new Indian standard. If the number is below 2030, for example 1842, it uses the Chinese standard.
