ISO 9847

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ISO 9847:1992 - Solar energy — Calibration of instruments for measuring solar radiation — Pyranometers and pyrheliometers

ISO 9847 is an international standard developed by the International Organization for Standardization (ISO) that pertains to calibration of radiometers used for measuring solar radiation. It provides guidelines for the calibration of pyranometers and pyrheliometers against reference instruments in order to ensure accurate and reliable measurements of solar radiation.