| Item | Technical Specification | ||
| Range | Resolution | Accuracy | |
| Temperature | －30℃～70℃ | 0.1℃ | RS485 |
| Humidity | 0～100%RH | 0.1%RH | ±3%RH |
| Illuminance | 0～200K Lux | 10 Lux | ±5% |
| Dew point temperature | －100℃～40℃ | 0.1℃ | ±0.5hPa |
| CO2 | 0～5000ppm | 1ppm | ±75ppm＋2%rdg |
| Civil CO | 0～500ppm | 0.1ppm | ±2%FS |
| PM1.0/2.5/10 | 0～1000μg/m3 | 1μg/m3 | ±3%FS |
| TVOC | 0～5000ppb | 1ppb | ±3% |
| CH2O | 0～5000ppb | 10ppb | ±3% |
| O2 | 0～25%VOL | 0.1%VOL | ±2%FS |
| O3 | 0～10ppm | 0.01ppm | ±2%FS |
| Air quality | 0～10mg/m3 | 0.05 mg/m3 | ±2%FS |
| NH3 | 0～100ppm | 1ppm | ±2%FS |
| H2S | 0～100ppm | 1ppm | ±2%FS |
| NO2 | 0～20ppm | 0.1ppm | ±2%FS |
| Odour | 0～50ppm | 0.01ppm | ±2%FS |
| SO2 | 0～20ppm | 0.1ppm | ±2%FS |
| Cl2 | 0～10ppm | 0.1ppm | ±2%FS |
| Civil gas | 0～5000ppm | 50ppm | ±3%FS |
| Supply | 12-24VDC | ||
| Output | RS485 | ||
| Warm Up Time | 3min | ||
| Response Time | <1s | ||
| Stability | <±1%FS | ||
| Repeatability | <±2%FS | ||
| Operating Temperature | -20℃-+60℃@15-80%RH | ||
| Storage | -40-70℃@20%-90%RH | ||
| Shell Material | ABS | ||