SOLAR RADIATION SENSOR


id074000004500


Purpose/Function

•  The solar radiation sensor converts the detected solar radiation amount to an electric signal.

Structure/Construction

•  A photodiode (light receiving diode) has been adopted for the solar radiation sensor.
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•  The solar radiation sensor is located on the instrument cluster.

Operation

•  The solar radiation sensor detects the solar radiation amount using the characteristic of the photodiode (light receiving diode) which flows current when the light strikes the semi-conductor part of the photodiode. The generated electrical current increases if the sunlight intensity increases, and decreases if the sunlight intensity decreases.
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Fail-safe

•  Not applicable