The RainWise solar irradiance sensor is an excellent add-on to the MK-III weather station. This small, precise sensor is hand tested and calibrated at our factory.

This item will not work on all stations and requires the appropriate expansion board. Contact sales@rainwise.com if you are unsure.

Range: 0 to 1750 W/m2
Accuracy: +/-5%
Cosine Response 45°: +/-1%
Cosine Response 75°: +/-5%
Operational Temperature: -25° to 55°C (-13° to 131°F) Resolution: 1 W/m2