Instruction Manual

Chapter 9 Viewing Files and Reports
Viewing Options
EM720 Power Quality and Revenue Meter 153
Set Marker, and then click on the point where you want to
put the marker.
You can also drag both markers with the mouse, or use the
right and left arrow keys on your keyboard to change the
marker position. Click on the graph pane to allow the
keyboard to get your input before using the keyboard.
Delta Measurements
To measure the distance between two waveform or trend
points, click on the Delta button
, then click on the first
point, and then click on the second point.
The first reference point is still frozen until you close and
reopen Delta, while the second point can be placed anywhere
within the graph line. You can measure a delta in both
directions.
To disable delta measurements, click on the Delta button
once again.
Using a Zoom
You can use a horizontal and, for waveforms, also a vertical,
zoom to change size of your graph.
Use the
buttons on your local toolbar to zoom
in and zoom out. One click gives you a 100-percent
horizontal or 50-percent vertical zoom. Two buttons
representing magnifying glasses give you a proportional
zoom in both directions.
Changing Region Size
In overlapped waveforms and in the ITI curve graph, you can
change the scale of a selected graph region.
Click on the graph window with the right mouse button, click
'Zoom', point onto one of the corners of the region you want
to zoom in, press and hold the left mouse button, then point
to another corner of the selected region and release the
mouse button.
Copying a Graph
To copy a graph, or its part, into the Clipboard or into
another application such as Microsoft Excel or Word:
1. Click on the graph window with the right mouse button
and choose Copy All, or Copy Waveform. Some
windows may have additional options.
2. Position the cursor at the correct place where you
whish to copy the graph.
3. Click the Paste button
on the application's toolbar
or select Paste from the Edit menu.
Printing a Graph
To check how the graph appears on a printed page, select
Print Preview from the File menu.