Büchi Labortechnik AG
Operation | 6
Operation Manual Pure Chromatography Instruments
69/102
u
Select the sample collection in the
Collection
panel. See Chapter 6.2.7 "Editing
the fraction collection criteria", page 49
u
Select the collection criteria in the
Collection criteria
panel.
u
Tap the button
[Start]
on the
Run
panel.
ð
The display shows the dialog box
Sample Loading
.
ð
The instrument starts the separation.
u
According the requirements adjust the settings. See Chapter 6.4.7 "Selecting
values on the dialog box Sample Loading", page 61
u
Follow the instructions on the display.
ð
Installing the column. See Chapter 6.4.4 "Installing and removing a column",
page 58
ð
Introducing the sample into the system. See Chapter 6.4.1 "Introducing a sample
into the prep system", page 54
6.8.4
Changings during a separation
NOTE
Parameters that can be edited are highlighted in green
Possibilities to edit the gradient during a separation:
Change the gradient. See Chapter "Editing the gradient in graphic mode", page 47
Hold the gradient. See Chapter 6.1.6 "Gradient panel", page 39
Auto gradient hold. See Chapter 6.1.6 "Gradient panel", page 39
6.8.5
Ending a Prep separation
NOTE
The separation extends automatically by 5 minutes if the baseline at the end of the
separation is not below the set threshold.
Precondition:
R
The display shows the dialog box
Separation End
.
u
According to the requirements extend the separation time by 5 minutes.
6.8.6
Shutting down the instrument
Navigation path
➔
File
Precondition:
R
The separation process has ended.
u
Removing the column. See Chapter 6.4.4 "Installing and removing a column",
page 58
u
Purge the instrument with purging solvent. See Chapter 7.6 "Cleaning the
instrument", page 77
u
Navigate to the
[File]
menu via the navigation path.
u
Tap the action
[Shut down]
.
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