3.4.12  Service Menu 
Main Menu  Service Menu 
Allows the user to switch off the ozone generator or let the instrument 
automatically control the status of the ozone generator. For safety 
reasons, the ozone generator will not be active if there is a flow fault. 
This field indicates to the user if the Ozone generator is On or Off.  
Loads the auto-backup configuration file. The configuration is 
automatically backed up every night at midnight. 
Loads a user selectable configuration file from the USB memory stick. 
Saves all of the EEPROM-stored user-selectable instrument 
configurations to the USB memory stick (calibration and communication 
settings, units, instrument gain, etc). If there are problems with the 
instrument use this function to save settings to the USB memory stick 
and send this file (together with the parameter list save) to your 
supplier with your service enquiry. 
Saves a text file of various parameters and calculation factors. If you 
have problems with the instrument use this function to save settings to 
the USB memory stick and send this file (together with the 
configuration save) to your supplier with your service enquiry. 
This field allows the instrument to be set to either Online (normal 
instrument operation) or In Maintenance (data is flagged as invalid). 
Displays when the next scheduled service is due. 
This command must be activated to safely remove the USB memory 
stick. 
Activating this will restart the instrument. 
 
3.4.13  Diagnostics Menu 
Main Menu  Service Menu  Diagnostics Menu 
On (default): Is used to compensate instrument measurements for 
environmental fluctuations that might affect readings (pressure, 
temperature and flow). 
Off: Is used only when running diagnostics. 
Enabled (default): Allows the instrument to automatically adjust digital 
pots and other outputs. 
Disabled: Prevents the instrument from changing most outputs so the 
service technician can manually control them.