4 history - limits – Metrohm tiamo 2.3 (process analysis) User Manual

Page 1480

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6.10 Subwindow Global variables

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tiamo 2.3 (for Process Analysis)

Assignment method

Name of the method with which the value assignment was carried out. If
the values were entered manually then manual will appear here.

User

Short name of the user who was logged in during value assignment or
who entered the values manually. If work is not carried out using login
then the user logged in under Windows will be entered automatically.

History graph
The graph shows the last 10 values for the selected global variable. As in
the history table, the values are shown in different colors:

Blue, if the value has been determined automatically by a method.

Black, if the value has been entered manually.

If limits have been defined then the warning limits will be shown in
orange and the intervention limits in red.

Note

The history graph can be copied into the clipboard by using the con-
text-sensitive menu item Copy.

[Limits]

Opens the dialog window Limits for global variable in which the warn-
ing and action limits can be defined for the global variables. These limits
apply only to the graph; no monitoring takes place during value assign-
ment.

[Delete history]

Deletes the history.

6.10.3.4

History - Limits

Dialog window: Configuration

Global variable [Edit] Properties Global var-

iable - 'Name'

History [Limit value] Limits for Global variable - 'Name'

In the dialog window Limits for global variable both warning and
intervention limits can be defined for the values of the global variables. If
you have defined limits then these will be shown in the graph in orange
for warning limits and red for intervention limits. However, whether these
limits are observed is not monitored, i.e. exceeding these limits does not
trigger any action.

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