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2
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8
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10
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3. Keys description (Figure 3)
1. Power on/off key: long press to power on, shot press to power off.
2. Unit selection key: under measuring state, press this key to switch the unit of reading between
Lux and FC
3. Maximum value and minimum value selection key: under measuring state, press the key to
switch between normal measurement, MAX and MIN in order of normal measurement
MIN. When "MAX" or "MIN" sign is displayed on LCD, the luxometer just displays the maximum
reading value or the minimum reading value.
4. Auto range and Manual range selection key: in auto range state, press the key to enter manual
range state; press once again to enter low range and high range one by one; long press the key to
return to auto range state.
5. Data memory and delete key: press this key to save measured data automatically or manually,
the biggest storage capacity: 2044 pieces; press this key and power on the meter at the same time,
you can delete the recorded data.
Auto
MIN
MAX
HOLD
USB
FULL
LoadNo
REC
Figure 3
Auto range sign
Minimum value display sign
Maximum value display sign
Data hold sign
Main display
USB on
Auto power off sign
Full storage display sign
Low voltage sign
Record number
Secondary display
Data record storage sign
Instruction of "reading ×10"
Illuminance unit (Lux)
Illuminance unit FC
MAX
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