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CET Electric Technology
Figure 3-24 SOE Channel Interface
3.2.4.4.2 Waveform
Click
Waveform
on the left-hand pane and the following screen appears on the right-hand pane where
the Waveform files in COMTRADE format (
.CFG
and
.DAT)
can be downloaded, and click
Waveform
to
show the recorded waveforms in details. Click the
Clear All
icon
at the upper right-hand corner and
beside the
Refresh
icon to clear the Waveform Log. Caution should be exercised when taking this action.
Figure 3-25 Waveform Interface
The following introduce the basic operations on the
Waveform
details page.
Zooming In & Out
: Move the mouse pointer to the target area, hold down the left mouse
button and then drag it to the right to zoom into the selected area. To zoom out, hold down
the left mouse button and then drag it to the left. After zooming in or out, the
<+/->
and
<reset>
buttons appear at the upper right-hand corner and beneath the
<color>
button. The
<+/->
button indicates that it’s currently in the
Zoom
mode.
Scrolling the Waveform
: While in the
Zoom
mode, the user can change it to the
Scroll
mode
by clicking on the
<+/->
button, and it will change to the
<
>
“scroll” button. Now the
waveform can be scrolled backward or forward by holding down the left mouse button
anywhere on the waveform and dragging it left or right. Clicking on the
<
>
button again will
return to the
Zoom
mode again.
Resetting Waveform
: Click <
reset>
to return the waveform to its original “non zoomed-in”
state.
Changing Color
: click the <
color>
button
to select different colors for the three phases as
shown in the
color setup
dialog box. The setting will take effect immediately after clicking the
<
submit>
button. Click
<cancel>
to cancel your configuration and exit the dialog box.