Chapter 2 Taking Measurements
2.6 Measuring ORP
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HORIBA
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Measuring ORP
1.
Immerse the electrode all the way in the sample solution.
For accurate measurements, be sure to immerse the electrode in the sample at
least three centimeters.
2.
Press the MODE key, once.
The ORP Instantaneous Value Measurement screen will appear.
3.
Press the MEAS key while the Instantaneous Value Measurement
screen is displayed.
“HOLD” will blink on the display until the reading stabilizes.
When the value stabilizes, “HOLD” will stop blinking and will be
displayed continually. The indicated value will be remain
displayed.
Refer to the “ Criteria for judging stability” page 14 for the criteria for
judging the stability of the readout.
If the data is to be saved to the memory, press the
▲
key. See
