Full Product Manual

MAX/AVG/MIN Button
The meter can record the maximum, minimum, and average readings as
described below:
Short press the “MAX/MIN” button and the meter will begin to track the
maximum/average/minimum measurements; the “MAX” icon will display at the
top of the LCD window indicating that the meter is now showing the maximum
reading. The reading will not change until a higher reading is registered.
Press the “MAX/MIN” button again to switch from “MAX” to “AVG”, where the
meter will show the average measurement value. The “AVG” icon will be
displayed above the displayed value.
Press the “MAX/MIN” button again to change the mode from “AVG” to “MIN”,
where the meter will show the minimum value measured. The “MIN” icon will be
displayed.
Press the “MAX/MIN” button again to switch from “MIN” back to “MAX”.
To exit this mode, hold the “MAX/MIN” button for at least 2 seconds. The
MAX/AVG/MIN icons should all be switched OFF when the unit returns to the
normal operating mode.
HOLD Button
Press the HOLD button to freeze the current reading on the LCD. Press the
HOLD button again to release the reading. In the Data Hold mode, HOLD is
displayed on the LCD.
Zero Calibration Procedure
Ensure that the protective cap is attached to the light sensor.
Power the meter and the LCD should display ‘0’.
1. Short press the “CAL ZERO” button to perform the zero adjustment
(CAL will appear on the display).
2. The CAL display will switch off when the calibration has been completed.