Vaisala CM3 Pyranometer (solinstrålningsgivare)

 - Thermopilegivare med "optical glass dome"

- ISO’s second class pyranometer

Teknisk specifikation

Sensitivity  10 ... 35 µV/W/m2
Spectral range:  305 … 28000 nm (50 % of points)
Response time: 18 seconds (95 %)
Range: 2000 W/m2
Temperature dependence: 6 % (–10 ... +40 °C)
Non-stability:  < 1 % per year
Non-linearity:  + 2.5 % up to 1000 W/m2
Operating temperature:  –40 ... +80 °C