System settings
If non-standard tubing is used between the outlet valve and the fraction collector, the
delay volume must be set. See Check or set delay volumes, on page153. Fraction settings
and numbering mode can also be set.
DescriptionInstruction name
DropSync on or off. It is recommended to use this set-
ting for flow rates below 2 ml/min. Higher flow rates can
however be used, depending on the properties (e.g.
surface tension) of the liquid.
Fractionation settings frac
2
Determines whether fraction number for the fraction
collector 2 is reset at the end of a method or not.
Note:
The default setting is Reset.
Fractionation numbering
mode frac 2
Peak fractionation parameters sets the detection pa-
rameters for peak collection, i.e. it determines when a
peak starts and ends. This information is used by the
instructions Peak fractionation, Peak fractionation
frac 2 and Peak frac in outlet valve in order to start/end
the peak collection.
Peak fractionation param-
eters
136 ÄKTA avant User Manual 29035184 AE
4 Optional instrument modules
4.9 Fraction collector F9-R
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