Sensor specifications – Campbell Scientific SP-LITE Solar Radiation Sensor User Manual

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SP-LITE Silicon Pyranometer

2. Sensor Specifications

Electrical

Nominal Impedance:

0 Ω

Response Time:

<1 second

Sensitivity: 1

0 µV/(W m

-2

)

Expected signal range:

0 – 15 mV

(under atmospheric conditions)
Stability:

<±2% per year

Non-linearity:

<±1% up to 1000 W m

-2

Temperature dependence
of sensitivity:

<±0.15% /°C

Spectral

Spectral range:

400 to 1100 nm

Detector type:

BPW 34

Directional

Cosine corrected between
8

0° angle of incidence, error:

within ±10%

Cosine errors averaged over opposite
azimuth error (at 6

0° angle of incidence):

within ±10%

Tilt response:

zero error

Mechanical

Housing material:

Anodized aluminum

Cable material:

Polyurethane

Weight: 110

Cable length:

5 m (can be extended up to 100 m)

Physical Dimensions:

See Figure 5

Environmental

Working temperature:

-30 to +7

0°C

Dimensions

∅ 80

FIGURE 5. Dimensions of SP-LITE with Leveling Device