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mV AND TEMPERATURE CALIBRATION (for technical personnel only)
• Press CFM to confirm.
• The second expected calibrated point is displayed.
• Immerse the pH probe including temperature sensor into the second vessel as close as possible
to the reference thermometer. Allow a few seconds for the probe to stabilize.
• Use the / keys to set the calibration point value to that of the hot water.
• When the reading is stable and within range of the selected calibration point, CFM functional key
is displayed.
• Press CFM to confirm. The instrument returns to measurement mode.
Note: Use / keys to change calibration point if necessary (±10.0 °C) around the
point. If the reading is not within range of the selected calibration point, “Wrong”
message will blink. Change pH probe including temperature sensor and restart calibration.
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