Hanna-instruments HI 98170 Manual de usuario descargar pdf (Pagina 13)

• 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, immerse the pH electrode and the

temperature probe approximately 4 cm (1½”) 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 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 third expected buffer value.

• After the second calibration point is confirmed, immerse the pH electrode

and the temperature probe approximately 4 cm (1½”) 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, immerse the pH electrode

and the temperature probe approximately 4 cm (1½”) 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.

• The calibrated value is then displayed on the

primary LCD and the secondary LCD will display

the fifth expected buffer value.

LOG CFM

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Hanna-instruments HI 98170 Manual de usuario Pagina 13