8
illuminance meter ON or OFF.
4. MAX/MIN key: Maximum and minimum reading recorder
control key.
5. RESET key: Push function reset control key.
6. BACKLIGHT key: Back ight control key.
7. REL key: Relative reading control key.
8. Data-Hold key: Data Hold control key.
9. Peak Hold key: Peak Hold recorder control key.
10. FC key: Pressing the fc key selects taking measurement
of illuminance in footcandle scale and, 1 footcandle =
10.76 lux.
11. Lux key: Pressing the lux key selects taking
measurement of illuminance in lux scale.
12. Photo detector.
Ⅴ
OPERATING INSTRUCTIONS
1. Power-up: Press the power key to turn the meter ON or
OFF.
2. Selecting the lux or fc scale: Set the range selection
switch to desired lux or fc range.