Fluke 196C Triggering on Edges, Open the Trigger on Edge menu, Select Free Run, jump to Noise

Triggering on Waveforms	5
Triggering on Edges

Triggering on Edges

If the signal is instable or has a very low frequency, use edge triggering to obtain full manual trigger control.

To trigger on rising edges of the input A waveform, do the following:

1 Display the TRIGGER key labels.

When Free Run is selected, the test tool updates the screen even if there are no triggers. A trace always appears on the screen.

When On Trigger is selected, the test tool needs a trigger to display a waveform. Use this mode if you want to update the screen only when valid triggers occur.

When Single Shot is selected, the test tool waits for a trigger. After receiving a trigger, the waveform is displayed and the instruments is set to HOLD.

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Open the Trigger Options menu.

Open the Trigger on Edge menu.

In most cases it is advised to use the Free Run mode:

4	Select Free Run, jump to Noise
	reject Filter.
5	Set Noise reject Filter to Off.

Observe that the key labels at the bottom of the screen have adapted to allow further selection of specific edge trigger settings:

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