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airgradienthq / arduino

Firmware of open-source hardware air quality monitors AirGradient ONE (indoor) and AirGradient Open Air (outdoor).
https://www.airgradient.com/documentation/
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Relative Humidity compensated wrong #218

Closed airgradienthq closed 2 months ago

airgradienthq commented 2 months ago

O-1PPT Model

[1] PM1 ug/m3: 1 [1] PM2.5 ug/m3: 3 [1] PM10 ug/m3: 5 [1] PM3.0 Count: 0 [1] Temperature in C: 25.10 [1] Relative Humidity: 41 [1] Temperature compensated in C: 24.53 [1] Relative Humidity compensated: 58.959000

[2] PM1 ug/m3: 0 [2] PM2.5 ug/m3: 2 [2] PM10 ug/m3: 3 [2] PM3.0 Count: 0 [2] Temperature in C: 25.30 [2] Relative Humidity: 41 [2] Temperature compensated in C: 24.77 [2] Relative Humidity compensated: -2147483648

Something looks wrong with RH Compensated

(fw 3.1.5)