Country of Origin: Germany
Light Measurement Measuring Range: 0 to 100,000 Lux
Accuracy: ±3% of measured value ±1 digit
F2 = 5% (cosine-corrected evaluation)
F1 = 6% (V-lambda spectral adjustment)
Total Deviation: ≤ 15%
Class: Class C (according to DIN 5032-7 / EN 13032-1, Appendix B)
Resolution 0.1 Lux (below 10,000 Lux)
1 Lux (10,000 Lux and above)
Environmental Conditions Operating Temperature Probe: 0 to +50°C
Instrument: -10 to +50°C
Storage Temperature: -20 to +50°C
Physical Protection Class: IP40
Cable Length: 1.4 m
Power Supply Battery Type: 3 × AA batteries
This Testo 545 Digital Lux Meter measures how much light there is in a space. It can measure from 0.1 to 200,000 lux, with a margin of error of plus or minus 3% at any given level. It has an auto‑range function and a backlit LCD that shows readings in lux, foot‑candles, o ...