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Spectrum
for Light Sensor
Instrument Description
1 - Display
2 - Data Hold Switch
3 - Power Off/Range Switch
4 - LUX/Fc Switch & Response Time Switch
5 - Analog Output Terminal
6 - Battery Compartment/Cover
7 - Light Sensor
Measuring Procedures
1. Determine Lux or Ft-candle on slide switch (#4, above), Determine the
response time on slide switch (#4, above), typical select to the “SLOW”
position.
2. Select the max. range on the “Range Switch” (#3, above).
3. Hold the “Light Sensor” (#6, above) by hand & face the measuring light
oppositely, then the Display (#1, above) will show light values directly.
4..
During the measurement, if slide the “Data Hold Switch” (#2, above) to
the “HOLD” position, then will freeze the display reading permanently.
Slide the “Hold Switch” to the left side releasing the data hold function again.