
Transmitter M300 50
© 12 / 11 Mettler-Toledo AG, CH-8606 Greifensee, Switzerland Transmitter Multiparameter M300
Printed in Switzerland 52 121 389
7.6.2 Two-PointSensorTemperatureCalibration
(notonISMversion)
Select 2 point as calibration Type.
Enter the value for Point 1 and press [ENTER].
Enter the value for Point 2 and press [ENTER].
The newly calculated values M and A are displayed. Select Yes and press [ENTER] to save the
new calibration values and the successful Calibration is confirmed on the display.
You will get the message ”Re-install sensor” and ”Press Enter” on the display. After pressing
”Enter” the M300 returns to the measuring mode.
7.7 EditSensorCalibrationConstants
(notonISMversion)
Enter Calibration mode as described in section 7.1 “Enter Calibration Mode” and select Edit,
Edit pH or Edit mV.
All calibration constants for the selected sensor channel are displayed. Primary measurement
constants (p) are displayed on Line 3. Secondary measurement (temperature) constants (s)
for the sensor are displayed on Line 4.
The calibration constants can be changed in this menu.
Select Yes to save the new calibration values and the successful Calibration is confirmed on
the display.
h
NOTE: Each time a new analogue conductivity sensor is connected to the M300 transmitter, it is
necessary to enter the unique calibration constant located on the sensor label.
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