15
pH CALIBRATION
• Press CAL. The instrument will display the measured pH, the LCD first expected buffer and the
temperature reading.
• If necessary, press the / 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 within range of the selected buffer, CFM functional key is
displayed.
• Press CFM to confirm first point.
• The calibrated value and the second expected buffer value is then displayed on the LCD.
• 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 tempera‑
ture probe should be close to the pH electrode.
• If necessary, press the / 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 within range of the selected buffer, the CFM functional key is
displayed.
To Next Page
Loading...
