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42
CALIBRA
TION
Error Messages
“Invalid temperature” is displayed when the temperature input
is not within the acceptable range (0 to 50 °C).
“Wrong standard” is displayed when the conductivity input is
not within the acceptable range.
8.6. TEMPERATURE CALIBRATION
There are two options available:
Calibrate Temperature: The user can perform a one-point calibration.
Restore Factory Calib.: Clears previous user calibration.
Procedure
Note:
If the tutorial mode is enabled, press Tutorial and follow the messages on the screen.
1. Remove the shield from the probe. Rinse the probe with purified water.
2. Place the probe in an isothermal bath with a reference instrument.
3. Allow the probe to come to thermal equilibrium.
4. Use the arrow keys to select “Calibrate Temperature” and press
Start
to start the calibration.
5. A text box window will appear. Use the keypad to enter the calibration temperature
(-5 to 50 °C). Press
Accept
to confirm the value.
6. The stability timer will count down until the display shows the “Ready” message.