User Manual

6.7 Triggering by Analog Signals
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Chapter 6 Trigger Settings
Before Setting an Analog Trigger _________________________________
Analog triggers are set on the [Analog] page of the Trigger Settings screen.
(These settings can also be made on the Waveform screen (⇒ p. 161).)
[Normal] and [Expanded] settings are available for analog triggers.
Selection Procedure
Analog trigger setting methods
Analog trigger can be set by two methods:
• Set individual items
• Set by dialog (⇒ p. 142)
The operating procedure descriptions use the method of setting individual items.
Setting Description Applicable Trigger Types
Normal
One trigger applies to one channel.
(Not available for event count triggering)
Model 8860: Up to 16, Model 8861: Up to 32
(when used with the Model 8946)
• Level Trigger
• In-Window Trigger
• Out-of-Window Trigger
• Voltage Sag Trigger
Expanded
Multiple triggers can apply to one channel.
Model 8860: Up to 8, Model 8861: Up to 8 for
Unit 1 to 4, and up to 8 for Unit 5 to 8
All analog triggers
• Triggers can be enabled for channels that are not currently selected for use
(Off).
• With the Model 8958 16-Ch Scanner Unit, the [Normal] setting is only applica-
ble to channels 1 and 9. To set triggers for the other channels, the [Expanded]
setting is necessary.
Use the
CURSOR
keys to move the cursor to [Normal] or [Expanded], an
d
select by the corresponding F key.
Setting Individual Items
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Trigger Mark
This mark appears
when the trigger
setting is enabled.
Move the cursor to each item, and make the setting.
Settings can be copied between trigger numbers. (The setting procedure is
the same as "5.6 Copying Settings Between Channels" (
⇒ p. 127).)
The total number of currently
set triggers is displayed.