Metrohm 797 VA Computrace Manual do Utilizador descarregar pdf (Página 137)

5.4 Determination curves

797 VA Computrace – Software

125

Automatic

Switch on/off the automatic peak baseline evalua-

tion.

Begin Manual setting of the start base point for baseline

evaluation. The base point can be moved either by

manually changing the voltage value (time for

CPVS) in the first field or by clicking the but-

tons 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 (time for

CPVS) in the first field or by clicking the but-

tons of the second field indicating the current va-

lue. This field can only be edited if Automatic is

disabled.

Type [ Linear, Polynomial, Exponential, Horizontal ; 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).

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Metrohm 797 VA Computrace Manual do Utilizador Página 137