Model: Testo 540
Order Code / Part No: 05600540
Description
Light
Measuring range: 0 to 99999 Lux
Accuracy: ±3 Lux or ±3 % (compared to reference instrument at 90° light irradiation)
Resolution: 1 Lux (0 to 19999 Lux)
10 Lux (Remaining Range)
Measuring rate: 0.5 s
General technical data
Operating temperature: 0 to +50 °C
Storage temperature: -40 to +70 °C
Battery life: 200 h (average, without display illumination)
Battery type: 2 AAA micro batteries
Protection class: IP40
Scope Of Supply: testo 540 lux meter, protective cap, calibration protocol, batteries.