Specifications

Transmitter M300 FLOW 33
© 09 / 08 Mettler-Toledo AG, CH-8606 Greifensee, Switzerland Transmitter M300 FLOW
Printed in Switzerland 52 121 319
7.2.2 Two point Calibration
Enter the Sensor Calibration mode as described in section 7.2. Select 2 point Calibration
followed by the [ENTER] key.
Enter the Value of Point 1 from the external reference system and press [ENTER]. Change
the flow rate to another value. For best results, the change in flow rate should be as large as
practical. The change in flow rate may be either high to low or low to high.
Enter the Value of Point 2 from the external reference system and press [ENTER] to start the
calibration.
After the calibration, the slope (Multiplier) calibration factor M and the offset (Adder) calibration
factor A are displayed.
Select Yes to save the net calibration values and the successful Calibration is confirmed on the
display. Select No to discard the entered calibration. The meter retains the old calibration values
and returns to the Measurement mode.