DeltaOHM HD31, Руководство по эксплуатации

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HD31
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V1.6
3.8 M
EASUREMENT GRAPH
The graph of a quantity measured by the instrument can be shown in the display. Zoom func-
tions and vertical and horizontal cursors are available during the graphical representation, al-
lowing the graph to be analyzed in detail.
Select the quantity you want the graph to be displayed using
S
and
T
. Press SELECT to display
the PLOT command in the command bar, then press F3 .
Fig. 3.8.1: PLOT command
If the graph of another quantity was previously started, a message appears asking to confirm the
change: select
YES ( F3 key) to continue (or press F1 to select NO and exit). The quantity
graph appears on the display.
Fig. 3.8.2: graph display
The minimum and maximum values of the ordinate axis (y-axis) are shown at the left of the
graph. Over the graph, in the middle, there is the ordinate scale: Δ Y is the difference between
two horizontal lines of the graph grid. Under the graph, in the middle, there is the abscissa
scale: Δ X is the difference between two vertical lines of the graph grid.
Horizontal cursors and ordinate axis scale:
By selecting the Y command ( F3 keys), the horizontal cursors and the zoom commands of the
ordinate axis are displayed.
The
CUR command ( F2 key) activates alternatively the lower or the upper cursor. The active
cursor is light blue, while the non-active cursor is white. You can move the active cursor using
S
and
T
. The positions of the two cursors appear in the command bar.