Radiation: Accuracy 5% Response time (95%) < 1 s Spectral range 300 to 1100 nm Measuring range 1400 W/m?, Relative humidity: Measuring range 0 to 100 % RH Accuracy ±2 % RH, Temperature: Measuring range -50 to 60 °C Accuracy ±0.2 °C (-20 to 50 °C), otherwise ±0.5 °C (>-30 °C), Wind Direction: Measuring range 0 to 359.9 ° Accuracy 3°, Wind speed: Measuring range 0 to 75 m/s Accuracy ±0.3m/s or ±3% (0…35m/s) ±5% (>35m/s)