ASTRO-MED Dash 8Xe Manual de início rápido - Página 9

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In the Data Capture Settings section above, a ten second capture was set up with two seconds of pre-trigger (data before

the trigger). In this section, a trigger level of 8 Volts will be set with a rising slope so that as the signal rises and reaches 8

Volts, the data capture will be triggered.

ACTION

Enter Trigger Settings

Select level triggering

Set to trigger when 9

Volts is applied

Save/exit trigger setup

Arm for capture

Input battery voltage into

Channel #1

III. Trigger Setup and Data Capture:

Trigger Settings Menu

HOW TO

(Use the Menu Bar Pull-Down menus)

Choose Setup >> Trigger Settings from the menu bar to enter Trigger Settings.

Press Amplitude Level OR to highlight in yellow. Be sure all other trigger types (other OR

types, AND types, manual, etc. ) are not highlighted. If so, press them to deselect.

Press the Trigger Level icon (1

Trigger Level window, highlight Waveform 1.

Press Level. Then press New Value. Press the digit "8". Press OK.

Press Slope. Then press Rise. Press OR. Then press Yes.

Press OK at the lower right hand corner of the menu.

You have just set the trigger to be asserted when the signal input into

channel one rises past 8 Volts.

Press OK. Press OK.

Choose Capture >> Arm from the menu bar to arm for capture.

The Capture Progress window pops up indicating status.

A trigger should be produced and the capture continues to the end.

While capturing, you should have seen the waveform for Channel #1

increase from the bottom of the channel to near the top of its channel.

This completes the third part of the exercise, Trigger Setup and Data Capture.

Trigger Level

icon in the row of icons at the bottom). In the