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Specifications
SKU: WINTACT Digital Lux Meter WT81
Digital Lux Meter possesses the following features:
1. Measure current illumination and temperature.
2. Measure difference value, max value and min value.
3. Switch between illumination and temperature unit.
4. The measurement range is (0~200000) lux, auto switch of
measurement gear.
5. Automatic storage and manual storage of illumination data.
6. Setting of automatic power off.
7. Backlight and data holding.
| Measuring function | Illumination and temperature, difference value, max value, min value of illumination |
|
| Main parts of photometer head |
Photodiode+cosines corrector+correction filter | |
| Temperature probe | NTC thermistor | |
| Illuminance measuring range |
Total measuring range:0~200,000 Lux,into four ranges |
|
| ×1：0 ~ 199.9 Lux | ||
| ×10：200 ~ 1999.9Lux | ||
| ×100：2000 ~ 19999.9Lux | ||
| ×1000：20000 ~200000Lux | ||
| Temperature measuring range |
-9.9℃ ~ 49.9℃ | |
| Illuminance accuracy |
±3%rdg (below 10000 Lux); | |
| ±4%rdg (above 10000 Lux) | ||
| Temperature accuracy | ±1.0 ℃ | |
| Units of illuminance and temperature |
Four combinations of units are available. | |
| Lux/℃ | ||
| Lux/℉ | ||
| FC/℃ | ||
| FC/℉ | ||
| Storage of illumination data |
Automatic storage |
Max number of data groups is 1000, and storage cycle is set by APP. |
| Manual storage |
Max number of data groups is 67, and whether to store data is deceived by manual operation. |
|
| Operating temperature/ humidity |
0 ~ 40℃，10 ~ 90%RH | |
| Storage temperature/ humidity |
-10 ~ 50℃，10 ~ 90%RH | |
| LCD screen update | 2 times/s | |
| Power source | 3* 1.5V AAA batteries | |
| Battery life | About 200 hours(consecutive working time without turning on Bluetooth and backlight) |
|
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