User Manual

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10.1 Outline of the Trigger Function
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Analog trigger
Logic trigger
External trigger
Timer trigger
The input signal to analog units (CH1 to CH32)
is used as trigger source.
The input signal to logic channels
(CHA to CHH) is used as trigger source
The input signal to the EXT TRIG connectors
used as trigger source.
Triggering occurs from a preset start time to a
preset stop time.
Manual trigger
T
riggering occurs when the MANU TRIG key
i
s pressed.
Level trigger
Window-in trigger
･When the input signal crosses the
trigger level.
･When the input signal enters the
specified range.
Window-out trigger
Voltage drop trigger
Period trigger
RMS level trigger
･When the input signal leaves the
specified range.
･When the commercial power supply
voltage fall slower than the setting level.
･When the signal goes out of a preset
period range.
･When the input signal crosses a preset
level (rms value).
NOTE
Chapter 1
0
Trigger Function
s
1
0.1 Outline of the Trigger Function
・The term "trigger" refers to a signal which is used to control the timing for
recording start or stop.
・The term "triggering has occurred" refers to the state when such a signal has
activated recording start or stop.
・Trigger parameters for the various functions are set using the TRIGGER
screen or the DISPLAY screen.
･ The manual trigger is always activated when the MANU TRIG key is pressed,
regardless of other trigger source settings.
･ If the trigger settings (trigger source parameters, pre-trigger) are changed
during recording, the measurement is restarted, using the new settings.