Digital light meter 9855

with data logger

40-4000 Lux Digital light meter for LED Model 9855 - Measurement on 5 ranges from 40 to 40000 lux - Resolution up to 0.01 lux - Ranges automatic or manual - Deported sensor with cable coiled for an optimal position - Functions: Max, Min, Avg, Hold - Memory storage of 99 measures - Calibrated for the light from white LED - Measures can be done to natural or incandescente light - Auto power-off - Supplied in a case Specifications Measurements Ranges 40, 400, 4000, 40000 lux 40, 400, 4000, 40000 fc Accuracy (with 0° incidence) ±3% (calibrated to 2856°K) ±6% on others wavelength 30°: add ±2% Incidence angle effects 60°: add ±6% 80°: add ±25% Standard JIS standard C 1609-1993 Fonctions Max, Min, Avg (average), Hold General specifications Display LCD, 4000 counts Operating Temperature 5 à 40°C (HR < 80%) Storage Temperature 5 to 40°C (RH < 80%) Power supply 9V 6F22 battery (alkaline recommanded) Autonomy 200 hours typical Dimensions Case : 38 x 55 x 130 mm Sensor : 25 x 55 x 80mm Lenght of sensor cable 1,5m typ. (coiled) Weight 250g