9
3. SYSTEM
This section describes the compact weather station system.
3.1 SPECIFICATIONS
MEASUREMENT SPECIFICATIONS
Solar Radiation
Range:
0 to 1750 W/m
2
Resolution:
1 W/m
2
Accuracy:
±5% of measurement typical
Precipitation
Range:
0 to 125 mm/h
Resolution:
0.017 mm
Accuracy:
±5% of measurement from 0 to 50 mm/h
Vapor Pressure
Range:
0 to 47 kPa
Resolution:
0.01 kPa
Accuracy:
Varies with temperature and humidity,
±0.2 kPa typical below 40 °C
Relative Humidity
Range:
0 to 100%
Resolution:
0.1%
Accuracy:
Varies with temperature and humidity, ±3% RH typical
Air Temperature
Range:
–40 to 50 °C
Resolution:
0.1 °C
Accuracy:
±0.6 °C
Humidity Sensor Temperature
Range:
–40 to 50 °C
Resolution:
0.1 °C
Accuracy:
±1.0 °C
