| Gas factor technical parameters |
Measuring Range (ppb) |
Resolution (ppb) |
minimum detectability (ppb) |
Accuracy (full scale percentage) |
24 hours drift zero / ppb |
| Ozone O3 (optional) | 0-1000 | 1 | 1 | <4% | 1 |
| Nitric oxide NO2 (optional) | 0-1000 | 1 | 1 | <2% | 1 |
| Carbon monoxide CO (optional) | 0-25000 | 1 | 40 | <2% | 4 |
| SO2 (optional) | 0-1000 | 1 | 1 | <2% | 1 |
| Nitroxide NO (optional) | 0-1000 | 1 | 1 | <2% | 1 |
| Hydrogen Sulfide H2S (optional) | 0-10 | 0.001 | 0.012 | <2% | 1 |
| Volatile Organic Compounds VOC (optional) | 0-20000 | 1 | 10 | <2% | 5 |
| The main parameters of particulate matter | Technical indicators |
| Measuring range | PM2.5: (0 to 1000) μg / m³, PM10: (0 to 2000) μg / m³ |
| Sample flow | 2.83L / min, accuracy ± 2.5% with cyclone cutter |
| Particle size | PM1, PM2.5, PM10 or TSP |
| limit of detection | 2 μg / m³ |
| Resolution | 1 μg / m³ |
| temperature control | (10 ~ 60) ℃ can be set, temperature control accuracy ± 1 ℃ |
| Data storage capacity | 8000 group record |
| USB interface | Support U disk data export |
| Remote data query | With DTU module, you can remotely query the instrument working status and real-time measurement data |
| failure warning | Real-time display fault alarm |
| Air inlet heating | Intake pipe dynamic heating |