Extech EA31 EasyView Light Meter, 20,000Fc/20,000Lux
Choice of models for high intensity measurements Up to 400,000 Lux and 40,000 Foot candles
Features:
Specifications:
| Display | 3-1/2 digit 2000 count LCD |
| Over range indication | LCD displays ‘OL’ |
| Spectral response | CIE photopic (CIE human eye response curve) Cosine corrected |
| Spectral accuracy | CIE V 2 function (f’1 6%) |
| Measurement Repeatability | ±2% |
| Calibration | Calibrated to a standard incandescent lamp at color temperature 2856°K |
| Temperature coefficient | ±0.1% per °C |
| Sampling rate | 2.5 times per second |
| Photo detector | Silicon photo-diode and spectral response filter |
| Operating conditions Temperature | 32 to 104 °F (0 to 40 °C) |
| Humidity | <80% RH |
| Storage conditions Temperature | 14 to 140 °F (-10 to 50 °C) |
| Humidity | < 80% RH |
| Dimensions | 5.91 x 2.8 x 1.4" (150 x 72 x 35mm) |
| Weight Approx. | 11.3 oz. (320g) with battery |
| Photo Detector Dimensions | 3.62 x 2.36 x 1.14” (92 x 60 x 29mm) |
| Detector cable length | 3’ (91cm) approximately |
| Low battery indication | “BT” appears on the LCD |
| Power supply | 6 ‘AAA’ cells; Battery life approx 400 hours |
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