User guide

4-20
IM 04L41B01-01E
• TOP CHANNEL (Release number 3 or later)
The following example is for when the top channel is set to channel 3. The displayed
scale marker and grid are those of the channel selected as the top channel.
If you switch from the trend history display to another display, the top channel setting
is cleared. Channels other than the top channel are displayed in their assigned order
within their group. (The order set by pressing MENU and then selecting the MENU tab
>
Group set, Trip line).
Channel 3
• AUTO SPAN (Release number 3 or later)
Before AUTO SPAN Using AUTO SPAN for channel ABC-1
Channel ABC-1
Channel ABC-1
• TIME AXIS > ZOOM+ and ZOOM-
The time axis can be expanded or reduced around the cursor position.
• Display data: 2 times the trend display to 1/60 minimum
• Event data: Reduction only, up to 1/60 minimum
The minimum magnication and the factor by which the display can be expanded
or reduced with one operation vary depending on the trend interval for the display
data and on the sampling interval for the event data. To expand or reduce further,
repeat the procedure.
With
TIME AXIS ZOOM+
With TIME AXIS ZOOM-
4.3 Displaying Past Measured Data (Historical Trend Display)