Specifications
Transmitter M300 FLOW    48
© 09 / 08 Mettler-Toledo AG, CH-8606 Greifensee, Switzerland  Transmitter M300 FLOW
Printed in Switzerland  52 121 319
9.4  Set/Clear Lockout
(PATH: Menu/System/Set/Clear Lockout)
The user will be asked for a password before being allowed into any menus if the Lockout 
functionality is enabled. 
The Lockout – Menu is protected: Enter the Administrator Password and select YES to enable or 
NO to disable the Lockout functionality. Pressing the [ENTER] key after the selection will bring 
up the Save Changes dialog. Selecting No will discard the entered value, selecting Yes will make 
the entered value the current one.
9.5  Reset
(PATH: Menu/System/Reset) 
This Menu allows the following options: 
Reset System, Reset Meter Cal, Reset Analog Cal. 
9.5.1  Reset System
This Menu allows the reset of the meter to the factory default settings (Setpoints off, analog 
outputs off, etc.). The meter calibration and the analog output calibration are not affected. 
Pressing the [ENTER] key after the selection will bring up a confirmation screen. Selecting No 
will discard the entered value, selecting Yes will make the entered value the current one.
9.5.2  Reset Meter Calibration 
This Menu allows the reset of the meter’s calibration factors to the last factory calibration values.
Pressing the [ENTER] key after the selection will bring up a confirmation screen. Selecting No 
will discard the entered value, selecting Yes will make the entered value the current one .










