With the compact testo 545 light meter, you can measure the illuminance of all common light sources easily, quickly and accurately. This helps to ensure efficiency, productivity and employee well-being in the workplace. Measurement is made even more convenient with the testo Smart App (free download).
Introducing the testo 545 light meter
Lighting is a decisive factor for employee productivity and well-being in the workplace. Too much light can cause glare, while too much darkness can lead to loss of concentration and headaches. With the testo 545 light meter, you can measure the illuminance of all common light sources – quickly, easily and accurately.
The measuring instrument is compatible with virtually all commercially available LED lamps, ensuring perfect support for a wide range of applications. The testo 545 can also automatically calculate the average value by point and time, and then display the entire value right before your eyes.
testo 545 is even more perfect thanks to the testo Smart App
- Configure measuring devices quickly
- Display and store measured values as graphs or tables
- Store all documents related to measurement tasks
- Turn your smartphone into a second display
- Send reports directly via Email
Provide cover:
- testo 545 – Light meter (Lux), App connection
- Bag for equipment and accessories
- Factory test paper
- 3 AA batteries
DOWNLOAD Datasheet: testo-545-Datasheet-VN
Light |
Measuring range |
0 to 100000 Lux |
Accuracy |
Class C ¹⁾
F1 = 6% = V(Lambda) adjustment
F2 = 5% = cos-true evaluation
Total ≤ 15%
±3% measurement value ±1 digit |
Resolution |
0.1 Lux (< 10000 Lux)
1 Lux (≥ 10000 Lux) |
1) corresponding to DIN 5032-7 / EN 13032-1, Appendix B
General specifications |
Weight |
288 grams |
size |
149x60x28mm
Probe: 134 x 54 x 23 mm |
Operating temperature |
-10 to +50 °C
Probe: 0 to +50 °C |
Structural materials |
ABS+PC/TPE |
cable length |
1.4 m |
Protection level |
IP40
IP20 |
Battery type |
3x AA |
Battery life |
70 hours |
Storage temperatures |
-20 to +50 °C |