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4-19
Switching Operation Screens
4
2.
Pressing the right arrow key displays the sub menu.
To close the sub menu, press the left arrow key.
3.
Select [ALL CHANNEL] or [GROUP CHANNEL] using the up and down arrow
keys.
4.
Pressing the DISP/ENTER key displays the screen.
To close the menu without swtiching the screen, press the ESC key.
Changing the group on the display screen
If all channel display is selected, waveforms for all channels that are registered to display
the trend (see section 8.10) are displayed even when the group is changed.
1.
Pressing the DISP/ENTER key displays the screen menu. ([TREND HISTORY]
is selected.)
2.
Pressing the right arrow key displays the sub menu.
To close the sub menu, press the left arrow key.
3.
Select the group using the up and down arrow keys.
4.
Pressing the DISP/ENTER displays the selected group.
To close the menu without switching the screen, press the ESC key.
Expanding/ reducing the time axis
The time axis can be expanded or reduced with respect to the display reference position.
Display data
: The time axis can be expanded to twice the trend display. It can also be
reduced down to 1/60th of the trend display.
Event data
: The time axis can be reduced down to 1/60th.
The factor by which the display can be expanded or reduced at one time by carrying out
the procedures below varies depending on the display update rate for the display data,
and the sampling interval for the event data being displayed. To expand or reduce the
display further, repeat the procedures below
1.
Pressing the DISP/ENTER key displays the screen menu. ([TREND HISTORY]
is selected.)
2.
Pressing the right arrow key displays the sub menu.
To close the sub menu, press the left arrow key.
3.
Select [ZOOM +] or [ZOOM –] using the up and down arrow keys.
4.
Pressing the DISP/ENTER expand or reduce the time axis.
To close the menu without switching the screen, press the ESC key.
Scrolling the waveform
Pressing the up or down arrow key (vertical display) or the left or right arrow key
(horizontal display) while displaying the historical trend scrolls the waveform along the
time axis.
4.6 Using the Historical Trend
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