Features of the pyranometer are:
- Measures solar radiation and sunshine duration
- Global (Total) and Diffuse irradiance in W.m-2
- DNI (Direct-Normal Irradiance) calculation
- No moving parts, shade rings or motorised tracking
The SPN1 Sunshine Pyranometer is a meteorological class solar radiation measurement instrument with a built-in heater, and is designed for long-term outdoor exposure.