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Thermo Scientific Orion Star LogR™ Meter User Guide
Meter Setup
Temperature Reading and Compensation Settings
This setting specifies the method for sample temperature measurement and for
temperature compensation of pH measurements.
• With the LogR setting, this method uses the resistance of
the pH electrode’s glass bulb. Note: This setting cannot be
used with relative mV readings, or with ISE readings for the
Orion Star LogR pH/ISE meter, Cat. No. 3115000.
• The ATC setting uses the automatic temperature
compensation (ATC) probe.
• To use the temperature value entered under the General
Menu Setting, select the manual setting.
1. In measurement mode, press
.
2. Press
/
to scroll through the setup menu until tC is displayed on the
top line.
3. Press
twice to accept the selection and move the arrow icon to the bottom
line.
4. Press
/
to scroll through
for the LogR setting,
for the ATC
probe setting and
for the general menu setting temperature value.
5. Press
to accept the selection and move the arrow icon to the top line.
6. Press
to return to the measurement mode.
