Table 2.
Column information for each data frame.
| Column | Description | Sensor |
|---|---|---|
| 1 | Sample number | |
| 2 | Temperature [°C] | BME680 |
| 3 | Pressure [hPa] | BME680 |
| 4 | Humidity [% RH] | BME680 |
| 5 | Gas measurement [Ω] | BME680 |
| 6 | eCO2 [ppm] | SGP30 |
| 7 | TVOC [ppb] | SGP30 |
| 8 | H2 (see note 1) | SGP30 |
| 9 | Ethanol (see note 1) | SGP30 |
| 10 | eCO2 [ppm] | CCS811 |
| 11 | TVOC [ppb] | CCS811 |
| 12 | Sensor resistance [Ω] | CCS811 |
| 13 | CO2 [ppm] | iAQ-Core |
| 14 | TVOC [ppb] | iAQ-Core |
| 15 | Sensor resistance [Ω] | iAQ-Core |
| 16 | Clean air/Sample | |
| 17 | Warning |
1 Raw data. Concentration can be computed from measurement with a reference concentration.