GRAPHTEC GL500 User Manual page 61

No. of block divisions
.................................. Specifies the number of memory blocks. (1 to 16 blocks)
<Event Trigger>
Start Settings
Source ................................ Specifies the start condition for the capture of event data.
Amp Settings (Edge) ........... Specifies the conditions for the start of measurement.
Pre Trigger .......................... Specifies the effective range of the data before the trigger level.
If the number of memory blocks is small, the amount of data that can
be captured is correspondingly large.
CHECKPOINT
If both the Sampling Interval and No. of block divisions settings are
made, the "Max capture time/block" and "Max points/block" parameters
are displayed.
Off: The START/STOP key is used to initiate data capture.
Amp: The start of data capture is triggered when the condition
specified for CH, Logic, or Pulse is satisfied.
Ext.: The start of data capture is triggered when a signal is input from
an external trigger terminal.
Combination
OR: Measurement is started when one of the trigger conditions is
satisfied.
ALL: Measurement is started when all of the trigger conditions are
satisfied.
CH: Specifies the analog input channels.
Mode: Specifies the ↑, ↓, Win In, Win Out trigger condition.
Lower - Level - Upper
Specifies the levels for the trigger condition selected in Mode.
Logic: Specifies the L and H levels for each channel.
Pulse: Selects the slope for the specified channel.
Trigger 0%
Trigger level
20%
Trigger 20%
The effective data is from the 20% of data prior
to the trigger up to the 100% point.
CHECKPOINT
The event data that is displayed when current data is replayed after
data capture has been completed is in the form of a mark if a trigger
was activated. The pre-trigger portion of the data captured is not
displayed.
100%
100%
Settings and Measurement
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