Product OverviewThe Fluke 941 is a professional-grade, handheld luminometer designed for precise illumination measurements in a variety of environments. It features a separate sensor connected by an extension cord, allowing for flexible positioning—perfect for assessing lighting levels in tight or hard-to-reach locations. Whether you are conducting lighting surveys for workplace safety, optimizing HVAC energy efficiency, or troubleshooting illumination quality in clean rooms or agricultural settings, the 941 provides the reliability and ease of use characteristic of Fluke instruments. Key FeaturesDual-Unit Flexibility: Easily switch between Lux and Foot-candles (FC) with a single button, providing adaptability for different regional standards and project requirements. Wide Measuring Range: Capable of measuring light levels up to 200,000 Lux or 20,000 FC, making it suitable for everything from dim environments to high-intensity work areas.Separate Sensor Design: The external sensor connected via cable allows you to measure light sources while keeping the display in a comfortable, readable position. Data Management: Includes a Data Hold function to freeze readings for easy documentation, along with Min/Max recording to capture fluctuations during lighting surveys. Industrial Accuracy: Utilizes a high-quality silicon photoelectric diode with an optical filter, ensuring consistent performance across various light sources like fluorescent, metal halide, high-pressure sodium, and incandescent lamps. Technical SpecificationsFeatureSpecificationBrandFlukeModel941Measurement Range20 to 200,000 Lux / 20 to 20,000 FCAccuracy±3% (at 2854°K), ±6% (other light sources)Sensor TypeSilicon photoelectric diode + optical filterSampling Rate2.5 times/secondDisplay3½ digit (1999-count) LCDPower Source9V BatteryBattery Life~200 hoursDimensions (Main Unit)130 x 63 x 38 mmWeightApprox. 220 g (with battery)SEO KeywordsFluke 941, Light Meter, Lux Meter, Foot-candle Meter, Luminometer, Illumination Survey Tool, Environmental Health and Safety Tester, Fluke 941 Specs, Portable Light Meter, HVAC Lighting Inspection.
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