ULTRAVIOLET PYRANOMETER

The Middleton UVR1-T2, UVR1-A2, and UVR1-B2 are precision instruments for measuring solar global ultraviolet irradiance.

UVR1-T2: $7240 AUD
UVR1-A2: $8450 AUD
UVR1-B2: $8550 AUD
Available: ask

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UVR1-T2: Broadband UV-Total Global Spectral Radiometer
UVR1-A2: Broadband UV-A Global Spectral Radiometer
UVR1-B2: Narrowband UV-B Global Spectral Radiometer

Download this paper to see how the UVR1-B2 compares to other commercial UV radiometers

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.

Performance Specification

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%

 

NEGLIGIBLE COSINE ERROR, EXCELLENT STABILITY

Marine-grade aluminium, anodized for corrosion resistance.

Large diameter (25mm) interference filters for long-term stability.

Narrow internal Field-Of-View to avoid filter bandpass distortion.