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Light measuring instrument testo 540
Quick and easy-to-use instrument for measuring lighting conditions in the workplace. The sensor is adapted to spectral sensitivity of the eye.
- Display illumination
- Hold-function
- Max./min. values
Scope of supply: Meter incl. protection cap, batteries, calibration protocol
| Specifications | |
| Measuring range: | 0 to 99999 lx |
| Resolution: | 1 lx (0 to 19999 lx) 10 lx (remaining range) |
| Accuracy: | ±3 lx or ±3 % |
| Measuring frequency: | 0.5 s |
| Dimensions (W x D x H): | 133 x 46 x 25 mm |
| Weight: | 95 g |
| IP code: | IP 40 |
| Power supply: | 2 Micro cells AAA |