Metrohm 863 Compact Autosampler - Manual (Page 35)

￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭ 4 Automation sequences
863 Compact Autosampler ￭￭￭￭￭￭￭￭ 25
￭ Wait for the pump time to be completed
￭ Switch off the peristaltic pump
￭ Wait for the stepping pulse
4.3 Double injection
This method template enables two sample transfers of the same sample.
No air gap is formed in the transfer tubing between the individual sam-
ples.
Preparing and starting the sample series
1 Press [START].
2 Under Number of samples, enter the number of samples or the
maximum value of 99.
3 Under Next sample pos., enter the rack position of the first sample
to be processed.
4 Press [BACK].
5 Start the sample series in the IC Net software.
Note
The method run will be automatically restarted for every sample via
remote connection (Autostart). A stepping pulse of the connected
instrument is expected at the end of the method run. The 863 Compact
Autosampler must be stopped manually by means of the button
[STOP] after the processing of the last sample.
The individual steps of the method:
￭ Move to the sample
￭ Lower the lift to the work position
￭ Switch on the peristaltic pump for the first sample transfer
￭ Wait for the pump time to be completed
￭ Switch off the peristaltic pump
￭ Wait for the stepping pulse
￭ Switch on the peristaltic pump for the second sample transfer
￭ Wait for the pump time to be completed
￭ Switch off the peristaltic pump