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MODELS | CA811 | CA813* |
Range | 20fc, 200fc, 2000fc, 20kfc | 20fc, 200fc, 2000fc, 20kfc, 200kfc |
20lux, 200lux, 2000lux, 20k lux | 20lux, 200lux, 2000lux, 20k lux, 200k lux | |
Display Resolution | 0.01fc or 0.01lux | |
Sensor | Silicon photodiode | |
Spectral Response | CIE Photoptic Curve | |
Accuracy 2856K Light Source Common Light Source |
±5% of Reading ± 10cts ±18% of Reading ± 2cts |
±5% of Reading ± 10cts ±11% of Reading ± 2cts |
Sample Rate | 2.5 times per second, nominal | 2.5 times per second, nominal |
GENERAL | ||
Display | 3½ digit liquid crystal display (LCD), 2000-count | |
Operating Temperature | 32° to 122°F (0° to 50°C), <80% RH | |
Storage Temperature | -4° to 140°F (-20° to 60°C), 0 to 80% RH without battery | |
Polarity | Automatic | |
Power Source | One 9V Alkaline battery (included) | |
Low Battery Indication | is displayed when battery voltage is low | |
Dimensions | 6.81 x 2.38 x 1.5" (173 x 60.5 x 38mm) | |
Weight | Approx. 7.55 oz (214g) including battery | Approx. 7.9 oz (224g) including battery |