Conductivity Measurement - Thermo Scientific Orion Star series Bedienungsanleitung

5 . Press to proceed to the next calibration point, rinse the conductivity probe
with distilled or deionized water, place it into the next conductivity standard and
repeat step 4a / 4b or press
6 . The cell constant will be displayed in the main field and the meter will
automatically advance to the measurement mode .

Conductivity Measurement

Note: Turn on the automatic datalog feature to send measurements to the meter
datalog at the frequency specified in each measurement mode. Refer to the Data
Archiving and Retrieval section for details. If the automatic datalog feature is off,
connect the meter to a printer or computer to record the measurements.
1 . Rinse the conductivity probe with distilled or deionized water . Shake off any
excess water and blot the probe dry with lint-free tissue .
2 . Place the conductivity probe into the sample .
a . If the meter is in the continuous measurement mode, it will start reading
immediately and continuously update the display . The μS/cm or mS/cm
icon will flash until the reading is stable . Once the reading is stable, log and
print the measurement by pressing
the stirrer is enabled, press
off the stirrer before removing the probe and stirrer from the sample .
b . If the meter is in the AUTO-READ measurement mode, press
the reading . The AR icon will flash until the reading is stable . Once the
reading is stable, the meter will log and print the measurement and freeze
the display . If a benchtop meter is used and the stirrer is enabled, the stirrer
will turn on when
c . If the meter is in the timed measurement mode, it will start reading
immediately and continuously update the display . The meter will log and
print the measurement at the frequency specified in the setup menu . If a
benchtop meter is used and the stirrer is enabled, press
stirrer . Press
stirrer from the sample .
Thermo Scientific Orion Star
to save and end the calibration .
to start the stirrer . Press
is pressed and turn off when the reading is stable .
again to turn off the stirrer before removing the probe and
and Star Plus Series Meter User Guide
™
Conductivity Technique
. If a benchtop meter is used and
again to turn
to start
to start the
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