Hioki 8860-50, Инструкция по эксплуатации

Страница: 237 / 490

8.14 Searching a Waveform
225
8
Chapter 8 W
av
eform Screen Monitoring
and Analy
sis
Operating Key Procedure
Setting Analog Channel Search Criteria
5
Select the criteria number to use.
CURSOR
F1 to F8
Move the cursor to the [No.] item.
Select a number for this set of search criteria,
from Analog 1 to Analog 8.
6
Select which timebase to search (if measured using two
timebases).
CURSOR
F1 to F8
Move the cursor to the [Axis] item.
Select either choice.
7
Select the trigger search type
CURSOR
F1 to F8
Move the cursor to the [ ] item.
Select the type of trigger criteria to use for
searching.
8
Select the type of trigger criteria to use for searching.
CURSOR
F1 to F8
Move the cursor to the [Unit], [Ch] item and select
the channel to be searched.
Only those channels that were recorded using
the
[Axis] can be selected.
9
Select the search criteria.
CURSOR
F1 to F8
Select the trigger search criteria.
Available selections depend on the search type.
To combine different search criteria with logical [AND] or [OR],
repeat steps 5 to 9 to specify all necessary criteria.
Displayed items depend
on the trigger type.
7
8
When the trigger
type is [Level]
6
5
9
Timebase 1
Searches a Timebase 1 channel (de-
fault setting).
Timebase 2
Searches a Timebase 2 channel.
T
Level, Win-In, Win-Out, Off (default setting)
Lvl
(Level)
Set the signal level (threshold voltage)
for search.
Searching is applied when the signal
crosses this level.
Slp
(Slope)
Select the slope (input signal rising

or falling

) for search.
Flt
(Filter)
Set the filter width (trigger filter) for
search. Prevents noise from causing
false triggers (p. 149).
Up
(upper limit)
Low
(lower limit)
Select whether to search for upper or
lower limit values.
Event Set the event count for triggering.
Trigger search criteria settings are the
same as the pre-measurement trigger cri-
teria settings.
See "6.7 Triggering by Analog Signals"
(p. 146)