Fluke 435 user manual 12-2

Fluke 434/435

Users Manual

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Flicker is characterized by: short term severity Pst (measured over 1 min for fast feedback), short term severity Pst (measured over 10 min) and a long term severity Plt (measured over 2 hours). This data and also the related D-parameters Dc, Dmax, and TD (acc. to EN61000-3-3) are displayed in the Meter screen.

A popup Meter screen can be switched on to show the peak values of the D-parameters that occurred during the measurement. You can reset the stored D-parameters to zero with Function key F5.

To access the popup Meter screen with peak D-parameters:

f F2

Pst and Plt are parameters showing flicker over a certain period of time. Momentary flicker is shown in the PF5 submenu and is reached via Function key F3. Flicker PF5 is displayed as a fast Trend plot.

Available function keys (popup Meter screen must be off):

	Activate the popup screen with maximum D-parameters.
F2
	Access PF5 Trend screen.
F3

F4

F5

Access Trend screen. For description see below.

Switch between HOLD and RUN of screen update. Switching from HOLD to RUN invokes a menu to select immediate (NOW) or TIMED start time which allows you to define start and duration of the measurement.

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