Difference between revisions of "Working principle"
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[[File:Working principle of a bcMeter.png|300px|left]] | [[File:Working principle of a bcMeter.png|300px|left]] | ||
== How does the bcMeter work? == | |||
# Polluted air passing through filter paper | # Polluted air passing through filter paper | ||
Revision as of 12:55, 12 July 2021
How does the bcMeter work?
- Polluted air passing through filter paper
- Filter paper absorbs black carbon (BC)
- Sensor measures attenuation of LED shining at 880nm through filter paper
- Data is evaluated by Python script and saved as .csv
- Data is displayed in web browser