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Middleton SolarModel SD4 -Sunshine Sensor

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The SD4 Sunshine Sensor indicates the time the disk of the sun is not obscured by clouds. Four identical omni-directional sensors under a hemispherical shading canopy. Embedded microcontroller executes a sophisticated contrast-evaluation algorithm to accurately discriminate direct sunshine from diffuse sunlight.

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  • Excellent performance even in difficult bright-cloud conditions.
  • Fully sealed, with a glass dome to protect the sensors.
  • Simple high/low output is used to indicate sunshine/no sunshine.
  • Operates at any latitude & longitude, and does not require alignment.
  • Marine-grade aluminium, hard anodised, for corrosion resistance.
  • Compact size and light weight.