FLUKE MDA-550/FPC User Manual for the Fluke MDA-550/FPC Motor Drive Analyzer with one-year Premium Care, 500 MHz, 4-channel

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190 Series III

Users Manual

High Frequency Noise Suppression

Switching the glitch detection off (Glitch: Off) will suppress the high frequency noise on a

waveform. Averaging will suppress the noise even more.

1. Press

P to show the SCOPE key labels.

2. Open the WAVEFORM OPTIONS menu with 4.

3. Use the cursor and E to select Glitch: Off, then select Average: On... to open the

AVERAGE menu.

4. Use the cursor and E to select Average 8.

See Using Average for Smoothing Waveforms.

Glitch capture and average do not affect bandwidth. Further noise suppression is possible with

bandwidth limiting filters. See Noisy Waveforms.

Waveform Acquisition

Set the Acquisition Speed and Waveform Memory Depth

To set the acquisition speed, do the following:

1. Press

P to show the SCOPE key labels.

2. Open the WAVEFORM OPTIONS menu with 4.

3. Use the cursor and E to select Acquisition:.

a. Fast - for fast waveform update rate; shortest record length, decreased zoom rate, no

readings possible.

b. Full - maximum waveform detail; 10 000 samples per waveform record length, maximum

zoom rate, lower waveform update rate.

c. Normal - optimal waveform update rate and zoom range combination.

4. Use 4 to exit the menu.

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FLUKE MDA-550/FPC Motor Drive Analyzer with one-year Premium Care, 500 MHz, 4-channel