9 met ph - measured value window – Metrohm tiamo 2.2 (ProcessLab) User Manual

Page 585

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5 Method

tiamo 2.2 (ProcessLab)

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569

5.6.3.3.2.9

MET pH - Measured value window

Dialog window: Method

MET pH Properties... Potentiometric evalua-

tion

Evaluation with measured value window (pH) [New]/[Proper-

ties]

Measured value window#

Measured value windows are regions on the measured value axis for which
different parameters for potentiometric evaluation can be defined. Only
those endpoints which lie within these windows and additionally meet the
parameters defined for each window will be recognized. Only one endpoint
will be recognized per window.

Lower limit pH

Lower limit for the measured value window.

Range

-20.000 ... 20.000

Default value

-20.000

Upper limit pH

Upper limit for the measured value window.

Range

-20.000 ... 20.000

Default value

20.000

EP criterion pH

Criterion for the recognition of endpoints. Endpoints whose discovered ERC
value is smaller than the value entered here will not be recognized.

Titrando, 855
Range

0.1 ... 9.99

Default value

0.50

EP recognition

Filter for the recognition of equivalence points:

Titrando, 855
Selection

first | greatest | last | ascending | descending

Default value

first

first
Only the first endpoint to be found will be recognized.
greatest
Only the endpoint with the greatest ERC value, i.e. the steepest jump,
will be recognized.
last
Only the last endpoint to be found will be recognized.

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