
Transmitter M400 64
© 02 / 2010 Mettler-Toledo AG, CH-8606 Greifensee, Switzerland Transmitter M400
Printed in Switzerland 52 121 378
7.9.1 One-Point sensor temperature calibration
Select 1 point calibration. Slope or Offset can be selected with the 1 Point calibration. Select
Slope to recalculate the Slope factor M (Multiplier) or Offset to recalculate the offset calibration
factor A (Adder).
Enter the value for Point 1 and press [ENTER].
After a successful calibration, the calibration values are taken over and stored in the cal history
(Adjust), only stored in the cal history (Calibrate) or aborted.
If ”Adjust” or ”Calibrate” are chosen, the message ”Calibration successful” is displayed. In any
case you will get the message ”Re-install sensor” and ”Press ENTER” on the display. After press-
ing ”ENTER” the M400 returns to the measuring mode.
7.9.2 Two-Point sensor temperature calibration
Select 2 Point as calibration type.
Enter the value for Point 1 and press [ENTER].
Enter the value for Point 2 and press [ENTER].
After a successful calibration, the calibration values are taken over and stored in the cal history
(Adjust), only stored in the cal history (Calibrate) or aborted.
If ”Adjust” or ”Calibrate” are chosen, the message ”Calibration successful” is displayed. In any
case you will get the message ”Re-install sensor” and ”Press ENTER” on the display. After press-
ing ”ENTER” the M400 returns to the measuring mode.
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