Vaisala PTB330 - Manual (Page 61)

Chapter 4 ________________________________________________________________ Operation
VAISALA _______________________________________________________________________ 59
Factory Settings
Use the display/keypad to restore the factory settings. This operation
does not affect the adjustments. To restore factory settings:
1. Press any of the arrow buttons to open the MAIN MENU.
2. Select System by pressing the right arrow button.
3. Select Factory settings and press the REVERT button to
confirm your selection. Press the YES button to reset all settings
to the factory defaults.
If you change your mind and want to exit the menu without making
any changes, press the NO button.
NOTE Factory Settings only resets the settings available in the menus.
Advanced settings that are only available via serial line commands
are not reset to defaults.
Clearing Graph Displays
Use the keypad/display to delete the recorded files. Note that the
barometer automatically overwrites the old data when the memory
gets full, so manual deletion of the recorded files is not necessary. To
clear graph displays:
1. Press any of the arrow buttons to open the MAIN MENU
2. Select System by pressing the right arrow button.
3. Select Clear graph memories by pressing the CLEAR button.
Press the YES button to confirm the selection.
CAUTION This function clears all the data history from the memory, all graphs
included.
For more information on how to handle recorded measurement data,
see section Data Recording on page 90.