Middleton Solar
Middleton Solar - Model UVR1 Series -Precision Filter Radiometers
FromMiddleton Solar
The Middleton Solar UVR1 series are precision filter radiometers for measuring solar global ultraviolet irradiance. The UVR1-T2 and UVR1-A2 are suitable for air pollution monitoring. The UVR1-B2 is suitable for biological and human erythema (sunburn) monitoring.
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- Response time (95%) : < 0.5s
- Resolution : < 0.1% of full-scale
- Non-stability (per year) : < -3%
- Non-linearity : < 1%
- Directional error (cosine + azimuth) : < 3% (0- 85deg. zenith angle)
- Sideband error (% signal, typical)
- UVR1-T2 & UVR1-A2: negligible.
- UVR1-B2: < 3.5% (summer)
- Temperature error : < 1%