Overview Designed for use in multiple environments, the Fluke 941 light meter is easy to use and provides clear data display for a variety of applications. The Fluke 941 is a handheld luminometer than can measure visible light sent from a variety of light sources, to include fluorescent, metal halide, high pres¬sure sodium, or incandescent lamps. With an extension cord to the light meter and separate display the Fluke 941 provides a handheld tool to accurately measure light in multiple environments. The Fluke 941 is a portable tool that measures light up to 20,000 fc of lux with an accuracy of .01 fc/lux. Applications: Clean room environments, agriculture, HVAC operations Room illumination assessment as part of environmental health and safety reviews Light source quality and troubleshooting includes 941 luminometer 9V battery User manual Features Measure in lux or foot-candles, with one button to switch between display options Measuring range up to 20,000 lux or foot candles Data hold to freeze reading on the digital display Min/max ability to show high and low readings Auto power off to save battery life Includes protective sensor cap Specifications Measurement parameter Range 20, 200, 2000, 20000, 200000 Lux 20, 200, 2000, 20000FC (footcandle) Precision ±3% (at 2854°K - calibrated by the common incandescent lamp) ±6% other visible light sources Cosine error 30°±2% 60 °±6 % 80 °±25 % Cosine angle corrected according to the grade A general specifications of JIS C 1609:1993 and CNS 5119 A Specifications Sampling rate: 2.5 times/second for the digital display Display: 3½ digit 1999-point LCD screen Sensor: Silicon photoelectric diode and optical filter Environment: For indoor use Power supply: 9V NEDA 1604, IEC 6LR61 Battery life: 200 hours; in about 6 minutes after auto power-off Dimension(main unit) 130 × 63 × 38 mm Dimension (sensor) 80 × 55 × 29 mm Weight: 220 g (including the battery) Warranty period: 1 year
