Solar Power Meter

Special Features:
<br>
• Super low price, high precision. <br>
• End-mount light sensor. <br>
• Select either power or transmission.<br>
• Overload display OL. <br>
• Select either W/m ² or BTU / (ft² *h) units <br>
• Data Hold / MAX / Min modes.<br>
• Stable for long use long time stability. <br>
• Backlight Display <br>
• Measurable light sources, including all visible light.<br>
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General Specifications
:</strong><br>
• <strong>Display : </strong>3½ digits LCD with maximum reading 1999<br>
• <strong>Range :</strong> 1999W/m2, 634 BTU (ft2*h) .<br>
• <strong>Resolution :</strong> 1W/m2, 1BTU (ft2*h) ..<br>
• <strong>Accuracy : </strong>&lt; ±3/ year<br>
<br>
<br>
• <strong>Accuracy : </strong>Typically within ±10W / m2 { ± 3BTU / (ft 2*h)} or ± 5%, whichever is greater in sunlight;<br>
 
Additional temperature induced error ± 0.38 W / m2 / °C {±0.12BTU/(ft 2*h)/°C} from 25°C<br>
• <strong>Angular Accuracy :</strong> Cosine corrected &lt;5% for angles &lt;60°<br>
• <strong>Drift :</strong> &lt; ± 2% / per year<br>
• <strong>Over-input :</strong> Display shows “OL”<br>
• <strong>Operating temp. &amp; RH :</strong> 5°C~40°C, below 80%RH.<br>
• <strong>Storage temp. &amp; RH :</strong> -10°C~60°C, below 70% RH.<br>
• <strong>Sampling time : </strong>Approx. 0.25 second<br>
• <strong>Battery life :</strong> approx. 100hr.<br>
• <strong>Dimensions :</strong> 132(L) x 60(W) x 38(H)mm,<br>
• <strong>Weight :</strong> approx. 150g.