Zooming – Metrohm 757 VA Computrace User Manual
Page 109

5.4 Determination curves
757 VA Computrace – Software
99
Automatic
Switch on/off the automatic peak baseline
evaluation.
Begin
Manual setting of the start base point for baseline
evaluation. The base point can be moved either
by manually changing the voltage value in the
first field or by clicking the buttons of the
second field indicating the current value. This
field can only be edited if
Automatic
is disabled.
End
Manual setting of the end base point for baseline
evaluation. The base point can be moved either
by manually changing the voltage value in the
first field or by clicking the buttons of the
second field indicating the current value. This
field can only be edited if
Automatic
is disabled.
Type [ Linear, Polynomial, Exponential ; Linear ]
Selection of the baseline type. This field can only
be edited if
Automatic
is disabled.
Scope [ Whole peak, Front end, Rear end ; Whole peak ]
Selection of the range for baseline evaluation.
This field can only be edited if the
Linear
baseline
type is selected.
Start baseline evaluation with the current parame-
ters entered in the
EDIT BASELINE
window.
Zooming
Curve regions in the determination curves subwindow can be
enlarged by zooming the desired area while pressing the left
mouse button ("drag a box"; reset see Auto scaling).