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Thermo Scientific Orion Star A213 Benchtop and Star A223 and Star A323 Portable RDO/DO Meter Reference Guide
Chapter 6 Measurement
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measurements on the display.
Press
while taking a measurement in the continuous measurement mode to freeze the display and press
a second time to unfreeze the display and continue the measurement. Press
while taking a measurement to
manually export the measurement to the data log, if the data log is enabled in the setup menu.
1. Rinse the RDO optical dissolved oxygen probe or polarographic dissolved oxygen probe and any other electrodes in
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2.
Star A213 meters only
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will start stirring when
is pressed and stop stirring when the reading stabilizes.
3. Start the measurement and wait for it to stabilize.
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to start the measurement. When
the
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sample. Press
again to start a new measurement.
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update the display whenever the measurement changes. Wait for the display to show
ready
and
record the applicable measurement parameters and temperature of the sample.
c.
Star A213 and Star A323 meters only
–
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at the preselected time interval, regardless of the measurement stability. The meter will update
the display whenever the measurement changes, so the applicable measurement parameters and
temperature of the sample can be recorded when the display shows
ready
.
Star A213 meters only
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to turn off the stirrer probe.
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