פירנומטר נייד

Calibration Uncertainty at
1000 W m⁻² Less than 3 %
Measurement Repeatability Less than 1 %
Long-term Drift Less than 2 % per year
Non-linearity Less than 1 % up to 2000 W m⁻²
Response Time Less than 1 ms
Field of View 180°
Spectral Range 360 to 1120 nm
Directional (Cosine) Response ± 5 % at 75° zenith angle
Temperature Response -0.04 ± 0.04 % per C
Operating Environment 0 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 30 m