Measurement method and matters needing attention of digital illuminance meter
1. Turn on the power.
2. Select the appropriate measurement gear.
3. Open the light detection cover, and align the front of the light detector with the light source to be measured.
4. Read the measured value of the illuminance meter LCD.
5. When reading the measured value, if the highest digit shows "1", it means overload, and you should immediately choose a higher gear for measurement.
6. Data hold switch, turn the switch to HOLD, the LCD will display the "H" symbol, and the displayed value is locked, turn the switch to ON, and the reading lock function can be canceled.
7. After the measurement work is completed, please cover the light detector and turn off the power of the instrument.
Precautions for the use of digital lux meters
1. Do not measure in high temperature or high temperature places.
2. The time detector needs to be kept clean.
3. The light source test reference level is at the top of the light-receiving sphere.
4. The sensitivity of the light detector will decrease due to the conditions of use or time. It is recommended that you calibrate the instrument regularly to maintain the basic accuracy.
