Solar Power Meter

Model K-SPM-11

SOLAR METER A device used to measure solar power. When the sun shines brightly, just take the KM-SPM-11 and aim its opening at the sun, and you will see how powerful the sun is. If you want your skin white, you surely cannot do without it!


Features :
• Super low price, high precision.
• End-mount light sensor.
• Select either power or transmission.
• Overload display OL.
• Select either W/m ² or BTU / (ft² *h) units
• Data Hold / MAX / Min modes.
• Stable for long use long time stability.
• Backlight Display
• Measurable light sources, including all visible light.

General Specifications :
Display : 3½ digits LCD with maximum reading 1999
Range : 1999W/m2, 634 BTU (ft2*h) .
Resolution : 1W/m2, 1BTU (ft2*h) ..
Accuracy : < ±3/ year


Accuracy : Typically within ±10W / m2 { ± 3BTU / (ft 2*h)} or ± 5%, whichever is greater in sunlight;
  Additional temperature induced error ± 0.38 W / m2 / °C {±0.12BTU/(ft 2*h)/°C} from 25°C
Angular Accuracy : Cosine corrected <5% for angles <60°
Drift : < ± 2% / per year
Over-input : Display shows “OL”
Operating temp. & RH : 5°C~40°C, below 80%RH.
Storage temp. & RH : -10°C~60°C, below 70% RH.
Sampling time : Approx. 0.25 second
Battery life : approx. 100hr.
Dimensions : 132(L) x 60(W) x 38(H)mm,
Weight : approx. 150g.

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