Sper scientific 850011, Инструкция по эксплуатации

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9
OPERATION INSTRUCTION
Main Function
Power On/Off
Press and hold the Power button for 2 seconds to turn the
meter on and all of symbols will appear for 2 seconds on
the LCD. After power-on, the meter will measure and show
the readings on the LCD continuously. Press and hold the
Power button for 2 seconds again to turn the meter off.
Measuring Units
Press the button to select the illuminance (Ev) unit:
Lux (lx) or foot-candle (fcd).
Measuring light source selection(522)
After power-on, select the type of light sources to be
measured.
In the CT or CT display mode, press button
for 3 seconds to select different light source three dif -
ferent light sources can be selected: FL(Fluorescent),
INC(Incandescent) and LED.
The CT value will be more accurate when the selected light
source corresponds to the light source is being measured.
“----”, indicates that the measured CT value exceeds the
light source’s defined value. Please select a different light
source mode.