Metrohm 900 Touch Control Manual - Manual (Page 400)

29.9 Measurements (MEAS)
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384 ￭￭￭￭￭￭￭￭
900 Touch Control
ted data chip, the cylinder volume and the type of dosing drive are
checked. For the selected standard solution, the validity of the titer, the
working life of the standard solution and the time interval for the GLP test
of the buret unit are checked at the start of the determination.
Selection Selection of configured titrants | not defined
Default value not defined
not defined
No check takes place.
Dosing rate
Three predefined sets of parameters can be selected for the dosing rate.
The maximum dosing rate depends on the cylinder volume (see Chapter
32, page 488).
Selection slow | medium | fast
Default value fast
slow
The dosing rate is at 10 % of the maximum dosing rate.
medium
The dosing rate is at 50 % of the maximum dosing rate.
fast
The dosing rate is equivalent to the maximum dosing rate.
Delta U
This parameter can only be edited with Addition = auto.
The individual volume steps are calculated in the way that the voltage dif-
ference entered is reached.
Input range 1 - 999 mV
Default value 10 mV
Addition increments
The volume of the individual volume steps is defined under [Addition
increments]. This button is enabled only with Addition = auto dos or
manual.
Volume
Volume of a single volume step.
Input range 00.000 - 9999.900 mL
Default value 00.100 mL