Davis Solar Radiation Sensor [6450] Lewmar "T" Track System Genoa Cars A - 2 49/64" (70mm)

A - 2 49/64" (70mm)

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Davis Solar Radiation Sensor [6450] Lewmar "T" Track System Genoa Cars A - 2 49/64" (70mm)Solar Radiation Sensor For use with Vantage Pro and Vantage Pro2. (Already included with Vantage Pro Plus and Vantage Pro2 Plus.)Measures solar radiation and is required (along with an anemometer and a temperature humidity sensor) if you wish to monitor evapotranspiration. Diffuser element and housing are carefully designed for accurate cosine response. Silicon photo diode provides good match to solar spectrum. Two piece housing minimizes radiation