Hioki LR8410-20, Инструкция по эксплуатации

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5.1 Triggering Measurement Start and Stop
136
To use an external signal as a trigger source, make the following settings.
Using External Triggering
1
Connect the external trigger signal to the
instrument's EXT.TRIG external control ter-
minal.

(See the connection procedure on P.53 )
2
Press SET to open the [System] screen.
3
Set the [External Trig In] to [Trigger] (default
setting).
4
Press SET to open the [Trig & Alm] screen.
5
Set triggering criteria (p. 135).
6
Select the slope for the [Ext trig] [Start] and
[Stop] settings.
Select whether triggering occurs on the trigger sig-
nal's upslope or downslope.
This setting is forced Off when [External Trig In] is
set to [Event] on the [System] screen.
7
Confirm whether triggering is provided by an
external signal or by shorting the EXT.TRIG
terminal to GND (only when
[Ext trig] is set to
[

] ).
Setting options: (

: default setting)
Off

External triggering is disabled.

Triggering occurs on the upslope from Low
(0 to 0.8 V) to High (2.5 to 5.0 V).

Triggering occurs on the downslope from
High (2.5 to 5.0 V) to Low (0 to 0.8 V), or
when the EXT TRIG terminal is connected
to a GND terminal.
3
2
4
6 6