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Measurement
Taking Measurements
1 Before measurement, rinse the pH/ORP electrode and temperature probe
with clean water.
2 Power on the meter. Press MODE key to select your desired mode of
operation (pH, mV, Ion, or Temperature).
3 Dip both probes gently into an aqueous test sample, swirl or stir gently
and allow the reading to stabilise.
Holding & Releasing a Reading
To freeze or hold a displayed reading, press HOLD/ENTER. The "HO"
annunciator indicates that the HOLD function is activated. Press
HOLD/ENTER again to deactivate the HOLD function. The meter reverts
to current measurement mode, and the "HO" annunciator will disappear.
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