Máy đo bức xạ mặt trời Apogee MP-200
Calibration Uncertainty± 5 %Measurement RepeatabilityLess than 1 %Non-stability (Long-term Drift)Less than 2 % per yearNon-linearityLess than 1 % (up to 1750 W mˉ²)Response TimeLess than 1 msField of View180˚Spectral Range360 to 1120 nm (wavelengths where response is 10 % of maximum)Directional (Cosine) Response± 5 % at 75˚ zenith angleTemperature Response0.04 ± 0.04 % per COperating Environment0 to 50 C, less than 90 % non-condensing relative humidity up to 30 C, less than 70 % non-condensing relative humidity from 30 to 50 C, separate sensors can be submerged in water up to depths of 30m