6
2. Auto-Ranging : It indicates 400.0 Lux,4000 Lux,40.00
KLux and 400.0 KLux /40.00 FC,400.0 FC,4000
FC,40.00 KFC total 4ranges for Lux and 4 ranges for
FC.
3. Power Control key: The power switch key turns the
illuminance meter ON or OFF.
4. Disable Auto-power off key: enable Auto-power off.
5. BACK-LIGHT key: Back light control key.
6. USB key: control to connect with pc with USB
(Note:If you press the USB key but you do not connect
with pc, the meter will wait you for connecting
with PC, if you do not want to connect with
the PC, you should restart the meter.)
7. MAX/MIN key: Maximum and minimum reading recorder
control key.
8. REL key: Relative reading control key.
9. Peak Hold key: Peak Hold recorder control key.
10. Data-Hold key: Data Hold control key.
11. Lux key: Pressing the Lux key selects taking
measurement of illuminance in Lux scale
12. FC key: Pressing the FC key selects taking
measurement of illuminance in footcandle scale;
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