parameter | Measuring principle | Measuring range | measurement accuracy | Resolution |
Wind speed | Ultrasound | 0~60m/s | ±0.2m/s | 0.1m/s |
wind direction | Ultrasound | 0~360° | ±3° | 0.1° |
temperature | Diode junction voltage method | ‘-40~70℃ | ±0.5℃ | 0.1℃ |
humidity | Capacitive | 0-100%RH | ±2%RH | 0.001 |
Atmospheric pressure | Piezoresistive | 10-1100hpa | ±0.5hpa | 0.1hpa |
Rainfall | Photoelectric | 0-200mm/h | 4% | 0.1mm/h |
Optical radiation | Photoelectric effect | 300-3000nm | 0-2000w/㎡ | 1w/㎡ |
PM2.5 | Light scattering | 0-1000ug/m3 | ±10% | 0.1ug/m3 |
PM10 | Light scattering | 0-1000ug/m3 | ±75ppm | 0.3ug/m3 |
TVOC | Diffusion | 0-1000ug/m3 | ±5% | 0.1ug/m3 |
CO2 | Light scattering | 0-5000ppm | ±75ppm | 1ppm |
noise | Piezo | 30-130db | ±3% | 0.1db |
CO | Electrochemistry | 0-1000ppm | ±0.02ppm | 0.01ppm |
SO2 | Electrochemistry | 0-100ppm | ±0.002ppm | 0.001ppm |
NO2 | Electrochemistry | 0-20ppm | ±0.001ppm | 0.001ppm |
O3 | Electrochemistry | 0-20ppm | ±0.01ppm | 0.005ppm |
NO | Electrochemistry | 0-20ppm | ±0.001ppm | 0.001ppm |
H2S | Electrochemistry | 0-100ppm | ±0.004ppm | 0.001ppm |