Table 2.
Detection range and accuracy of the measuring equipment.
| Parameter type | Pollutant/Parameter | Equipment | Range | Accuracy |
|---|---|---|---|---|
| Physical | Temperature | GrayWolf DirectSense IQ-610 | −10 °C to 70 °C | 1%rdg ± 0.3 °C |
| Relative humidity | 0–100% | ±2%rh <80%rh, ±3%rh >80%rh | ||
| Formaldehyde (HCHO) | Riken Keiki, HCHO Detector FP-30 | 0–1 ppm | 0.08 ppm | |
| Chemical | Carbon dioxide (CO2) | Sensotron PS32 | 0–5000 ppm | ±(10 + 3% of measured value) |
| Carbon monoxide (CO) | GrayWolf DirectSense IQ-610 | 0–10,000 ppm | ±3%rdg ±50 ppm | |
| 0–500 ppm | ±2 ppm <50 ppm, ±3%rdg >50 ppm | |||
| Total volatile organic compounds (TVOCs) | 5–20,000 ppb | – | ||
| Biological | Bacteria | SAS SUPER | Constant | – |
| Fungi | IAQ cod. 90593 | Airflow rate of 100 L/min | – | |
| Legionella | Collection of 1 L water in the sterilized PVC bottle | – | – | |