Hioki LUX HiTESTER 3423, Instruction Manual

Page: 51 / 72

13
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Notes on Use
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Chapter 3
Measurement Procedure
1. Attach the supplied light sensor cap to the
detector and set the POWER switch to
(ON).
2. Press the 0 ADJ key if any digits appear in
the LCD display. Then " ADJ " is indicated and
the zero adjustment for all ranges is
performed at the same time.
3. When " ADJ " disappears, remove the light
sensor cap and put the detector where the
measurement is taken.
4. When powering on, " AUTO " is indicated in
the LCD display, and the Auto Range mode
is selected.
When fixing the range, press the RANGE key
to select the optimum range. ("
AUTO "
disappears and the selected range is fixed.
Then the wider measurement range is
selected by pressing the RANGE key. The 20
lx range is selected after 200,000 lx range. )
Press the RANGE key for more than one
second to change the Manual Range to the
Auto Range.
5. " OF " is indicated, when the measured value
exceeds the measurement range.
6. Take the reading, When it is stable.