6.5 Pre-Trigger Settings
141
6
Chapte
r 6
T
rigger Setting
s
Description
About pre-triggering and the recording period (recording length)
Trigger events during the specified pre-trigger recording period are ignored.
To enable recognition of such triggers, set Trigger Priority to
[On]
.
See
"6.5.2 Setting Trigger Acceptance (Trigger Priority)" (p. 143)
Difference between [Pre-Trig Wait] and [Trigger Wait]
When measurement is started, the specified pre-trigger length is recorded. This
period is indicated as the
[Pre-Trig Wait]
.
After the specified pre-trigger length has been recorded, the period indicated as
[Trigger Wait]
continues until a trigger occurs.
See
"Measurement and Internal Operations" (p. 77)
1
2
Pre-Trigger Settings
To open the screen: Press the
SET
key
Select
with the
SUB MENU
keys
Trigger Settings screen
See
Screen Layout (p. 35), To set from the Waveform screen (p. 167)
Operating Key
Procedure
1
Select the setting method (% or div) for pre-triggering.
CURSOR
Move the cursor to the
[Pre-Trigger]
item.
F1 to F8
Select either choice.
2
Specify the numerical value.
CURSOR
Move the cursor to the
[% Setting]
or
[DIV Set-
ting]
item.
F1 to F8
Enter the numerical value.
Setting Range:
% Setting
from –100 to 100%
DIV Setting from –(recording length) to (record-
ing length) divisions
%
Set as a percentage. (default setting)
DIV
Set as a number of divisions.
When using external sampling, set as a
number of samples.
Pre- and post-trigger recording times are
displayed in accordance with the setting
95%
95% of the recording length is
recorded before the trigger
point
50%
50% of the recording length is
recorded before and 50% after
the trigger point
-95% 95% of the recording length is
recorded after the trigger point
T
Pre-Trigger setting examples
Trigger Point
Содержание 8860-50
Страница 2: ......
Страница 12: ...Contents x...
Страница 18: ...Reading this Manual 6...
Страница 24: ...1 3 Interconnection and Block Diagrams 12...
Страница 180: ...6 12 Making Trigger Settings on the Waveform Screen 168...
Страница 246: ...8 15 Inserting and Searching for Event Marks on a Waveform 234...
Страница 354: ...12 7 Print Examples 342 Print Example 4 Row Printing 1 4 steps Settings data Each step is 25 div...
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Страница 360: ...12 7 Print Examples 348 Event ________________________________________________________ Event mark...
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