testo 540 - Luxmètre compact pour mesures d’intensité lumineuse

Testo · testo 540

testo 540 - Light meter

The testo 540 light meteris a quick and easy-to-use entry level model designed for measuring lighting conditions in the workplace.

Category: Measuring instruments · Lux meters

Specifications by model

LightValue
Measuring span0 to 99999 Lux · 0 to 9300 ftc
Accuracy±3 Lux or ±3 % (compared to reference instrument at 90° light irradiation)
Resolution1 Lux (0 to 19999 Lux) · 10 Lux (Remaining Range)
Measuring rate0.5 s
General technical dataValue
Weight95 g (incl. batteries and protective cap)
Dimensions133 x 46 x 25 mm
Operating temperature0 to +50 °C
Ingress protection ratingIP 40
Battery type2 AAA micro batteries
Battery life200 h (average, without display illumination)
Storage temperature-40 to +70 °C

Full description

The testo 540 light metercan be used to measure both artificial and natural light and provides you with a quick and easy means of measuring lighting conditions in the workplace. The testo 540 lux meter: compact, easy-to-use, precise The testo 540 light meteris a compact entry level model designed specifically for carrying out spot checks in the workplace, shops and offices. The light sensor is modelled on the spectral sensitivity of the human eye and is ideal for measuring lighting conditions in a variety of different workplaces. The compact, easy-to-use meter has a number of useful functions and features including a large, easy-to-read display, min/max values which can be shown at the touch of a button, a hold function that allows you to freeze the last reading and a protective cap for safe storage. Key benefits: • For quick ‘n easy measurements in the workplace • Sensor is modelled on the spectral sensitivity of the human eye • Hold function, min/max values • Protective cap for safe storage Scope of delivery: testo 540 lux meter, protective cap, test protocol, batteries.

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