BK Precision 5492B - Trigger System Overview; Trigger Model Flowchart

Measurement Options
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4.2 Trigger Operations
The multimeter’s triggering system allows you to generate triggers either manually, automatically, or
externally for taking multiple readings per trigger. The following discusses front panel triggering,
programmable trigger delay, and the reading hold feature.
4.2.1 Trigger Model
The flowchart below (Figure 4-2) summarizes the triggering process of the instrument.
count
≠
1
Trigger
1
≠
count
sample
MAN
BUS
IMMediate
Trigger source
Initiate Triggering
INITiate
READ?
MEASure?
sample
Measurement
Delay
Wait for
Trigger
Idle
state
Figure 4-2 Trigger model
Idle
The instrument is considered to be in the idle state whenever it is not performing any measurement.
Wait for Trigger
The control source holds up operation until the programmable event occurs and is detected. See
description below for trigger sources:
 Immediate
With this trigger source, event detection happens immediately.
 External
Event detection happens when either of the following takes place:
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