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8-2 Calibration
1) Install the " Probe Plug " ( 8-1, Fig. 5 ) into the
" DO Socket " ( 3-14, Fig. 1 ).
2) Power on the meter by pressing " Power Button "
( 3-2, Fig. 1 ) > 2 seconds.
* Select the Meter's mode to " do " ( Dissolved Oxygen )
measurement.
* Press the " Function Button " ( 3-6, Fig. 1 ) Select the
Meter's measurement screen to the only " Oxyzen "screen.
3) Wait for approx. 5 minutes at least until the
display reading values become stable & no
fluctuation.
4) Use the two fingers to press the" ▲ Button " ( 3-5,
Fig 1 ) and " ▼ Button " ( 3-6, Fig. 1 ) at the same
time, the display will show the following screen as
example, release the both fingers.
Calibration
5) Press the " Enter Button " , the Display value will count from
30 to 0 screen ( a ), then return to normal measuring screen ( b )
and finish the calibration procedures. The complete calibration
procedures will take 30 seconds approximately.
screen
( a )
Press the " Function Button " ( 3-6, Fig. 1 ) once,
to let Display unit to return " mg/L ".
Calibration Consideration :
a. As the oxygen in air is 20.9 % typically, so use the
environment air 02 value for quick & precise calibration.
b. Please process calibration procedures under
wide and ventilating environment for best effect.
Temp. Calibration
20.9 Calibration
=>
Clear
Escape Calibration
---->>
28
screen
( b )
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