Fluke PM3370B user manual Cursor Operation

GETTING STARTED 3 - 17

3.12 CURSOR OPERATION

Cursors are used for accurate amplitude or time measurements of the signal.

CURSORS

TRACKΔ

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ST6431

9303

Figure 3.9 Cursor setup

Step 1 Before you continue, reset the instrument with the STANDARD SETUP. To do this, press the STATUS key and TEXT OFF key simultaneously. Now the instrument is set in the default condition and operates in analog mode.

Step 2 Press the AUTOSET key.

Step 3 Press the CURSORS key to enter the cursors menu. The menu is now displayed on the screen and the cursors are turned on.

Step 4 Use the second blue softkey from the top to select one of the three cursor modes:

-Amplitude cursor measurements, indicated by ’=’.

-Time cursor measurements, indicated by ’’ for measuring time or frequency.

-Amplitude and time measurements, indicated by

’#’. The top text line displays the result of the measurements (ΔV or ΔT).

CURSORS

on off

#

READ OUT

ST6430

Step 5 Press the second bluesoft key until ’’ is highlighted.

Step 6 The TRACK control moves both cursors at the same time. For example, to measure the period time of the input signal, set the left (reference) cursor to a rising edge of the signal.

Step 7 The Δ control moves the right cursor only. Set this cursor the next rising edge of the signal.