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Testo 540 Lux Meter
  • Testo 540 Lux Meter
  • Testo 540 Lux Meter
  • Testo 540 Lux Meter

Testo 540 Lux Meter

Testo Approved distributor and service company.

Includes: testo 540, protection cap, wrist strap, belt holder, batteries and calibration protocol.

0560 0540
£103.55 Save 5%
Tax excluded
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The sensor in the Testo 540 is adapted to the spectral sensitivity of the eye. This makes the Testo 540 ideally suited to the measurement of light intensity at workplaces. The Hold function allows an easy readout of the measurement values. Max. and min. values are displayed at the press of a button. testo 540 is very handy, small and easy to operate.


Hold function and max./min. values.
Incl. calibration protocol.
Protective cap for safe storage.
Including wrist strap and belt holder.
Sensor adapted to spectral sensitivity of the eye.
Display light.

Testo 540 Specifications

Measuring range

0 to 99999 Lux
0 to 9300 ftc.
Accuracy ±3 Lux or ±3 % (compared to reference Class B, DIN 5032 Part 7).


1 Lux (0 to 19999 Lux)
10 Lux (Remaining Range).
Measuring rate 0.5 s.
General technical data
Dimensions 133 x 46 x 25 mm.
Operating temperature 0 to +50 °C.
Protection class IP40.
Battery type 2 AAA micro batteries.
Battery life 200 h (average, without display illumination).
Storage temperature -40 to +70 °C.
Weight 95 g (incl. batteries and protective cap).


Testo 540 Datasheet

PDF Specifications of the Testo 540 Lux Meter.

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Testo 540 Lux Meter

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