Hanna-instruments HI 98160 Uživatelský manuál Strana 12

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If necessary, press the ARROW keys to select a different buffer value.
The “ ” tag will blink on the LCD until the reading is stable.
When the reading is stable and close to the selected buffer, “CFM
tag blinks.
Press CFM to confirm calibration.
The calibrated value is then displayed on
the primary LCD and the secondary LCD
will display the second expected buffer
value, together with “CAL” and “Cal
Point 2” tags.
After the first calibration point is confirmed,
submerse the pH electrode and the temperature
probe (if required) approximately 3 cm (1¼”) into the second buffer solution
and stir gently. The temperature probe should be close to the pH electrode.
If necessary, press the ARROW keys to select the appropriate buffer value.
The “ ” tag will blink on the LCD until the reading is stable.
When the reading is stable and close to the selected buffer, “CFM
tag blinks.
Press CFM to confirm calibration.
The calibrated value is then displayed on the primary LCD and the
secondary LCD will display the third expected buffer value.
After the second calibration point is confirmed, submerse the pH
electrode and the temperature probe approximately 3 cm (1¼”) into
the third buffer solution and stir gently. The temperature probe
should be close to the pH electrode.
If necessary, press the ARROW keys to select a different buffer value.
The “ ” tag will blink on the LCD until the reading is stable.
When the reading is stable and close to the selected buffer, “CFM
tag blinks.
Press CFM to confirm calibration.
The calibrated value is then displayed on the primary LCD and the
secondary LCD will display the fourth expected buffer value.
After the third calibration point is confirmed, submerse the pH
electrode and the temperature probe approximately 3 cm (1¼”) into
the fourth buffer solution and stir gently. The temperature probe
should be close to the pH electrode.
If necessary, press the ARROW keys to select a different buffer value.
The “ ” tag will blink on the LCD until the reading is stable.
When the reading is stable and close to the selected buffer, “CFM
tag blinks.
Press CFM to confirm calibration.
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