Trends 4-7SIMATIC PCS 7 OSx 4.1.2 Operator
To zoom in on a trend, the operator can drag a viewing area using the
cursor. Move the cursor into the graph area, placing it at one corner of the
drag area, and press the middle mouse button. Drag a viewing area and
click the middle mouse button again. A box containing an enlargement of
the drag area appears (Figure 4-4).
Figure 4-4 Zooming a Trend