Pressure Calibration - Hanna Instruments HI98494 Instruction Manual

7. Press Confirm to store the calibration point. The message "Storing" followed by "Calibration
completed" is displayed.
8. Press OK to return to the calibration menu or Measure to return to the measurement screen.
Error Message

8.7. PRESSURE CALIBRATION

There are two options available:
Custom Pressure: 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. Use a reference barometer to obtain the true local barometric pressure reading.
2. Use the arrow keys to select "Custom Pressure" and press Start to start the calibration.
3. A text box window will appear. Use the keypad to enter the calibration pressure in units of psi
( 8.702 to 16.436 psi ). Press Accept to confirm the standard value.
"Wrong standard" is displayed when the temperature input is
not within the acceptable range.
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