HTA HT2800T - Syringe Purge; Syringe Wash

HT2800T_en_c.doc Page 169 of 275
7.4 Syringe purge
Only for Headspace mode.
This function is used to purge the syringe with gas.
Access sequence: RUN>SYRINGE PURGE.
In the “Syringe Purge” screen you can set:
• Flush Time: sets how long the syringe purge must take;
• Purge Temperature: sets the syringe purging temperature. This value can be between
40°C and 150°C (active conditioning) or off (inactive conditioning);
Select “Start Purge” to run the syringe purge. Whilst the syringe is being purged the unit will
display the status information. Tap “STOP” to stop the procedure.
Select “Exit” to exit from the “Start Purge” screen and return to the home screen.
7.5 Syringe wash
Only for Liquid mode.
This function is used to wash the syringe. Syringe wash is normally performed automatically
during an injection sequence. However extra washing may be recommended before the
autosampler is first used or after a new syringe installed etc...
Access sequence: RUN>SYRINGE WASH. In
the “Syringe Wash” screen you can set:
• Solvent Vial: the vial position of the solvent (example: D);
• Wash Volume: amount of solvent to be used for each wash cycle;
• Cycle(s): the number of washing cycles (repetition of wash function).
Select “Start Wash” to run the syringe wash. Whilst the syringe is being washed the unit will
display the status information. Tap “STOP” to stop the procedure.
Select “Exit” to exit from the “Start Wash” screen and return to the home screen.