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CO2 Air Quality - [source code]

Grade indoor CO2 (ppm) against EN 16798-1 or another CO2-based IAQ standard.

Input

Name Nickname Description Type
Indoor CO2 C Indoor CO2 concentration(s) in ppm. Number
Outdoor CO2 O Outdoor background in ppm. One value, or one per indoor reading. Number
Standard S 0 EN 16798-1, 1 LEHB (JP), 2 SS 554 (SG), 3 HK EPD, 4 UBA (DE), 5 DOSH (MY), 6 NBR (BR). Integer

Output

Name Nickname Description Type
Index I IAQ class, 1 = best. The worst value differs per standard — never compare across standards. Integer
Class L The class name the standard itself uses. Text
Source Src Citation of the source document. Text