Fluke 434/435
Users Manual
The screen builds up from the right side of the screen and the corresponding values are displayed in the screen header.
Available function keys:
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| Assign up/down arrow keys to select the voltage or current |
| F1 |
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| channels to be displayed. |
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| Cursor on/off. |
| F2 |
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F3
F4
F5
Assign the arrow keys to Cursor or Zoom operation.
Access to Events tables.
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.
Cursor. When the Cursor is on, the Trend values at the Cursor are displayed in the screen header. Moving the Cursor off the left or right side of the screen brings the next of six screens into the viewing area.
Zoom. Allows you to expand or shrink the display vertically or horizontally to view details or to fit a complete graph within the screen area. Zoom and Cursor are operated by the arrow keys and are explained in Chapter 19.
Offset and Span of the Trends are auto ranging for a good display in most cases. This is based upon Nominal Voltage (Vnom) and Current range (A range). If desired, you can change Offset and Span. The adjustment menu is reached via the SETUP key and function key F3 - FUNCTION PREF. See Chapter 20, FUNCTION PREFerences.
Event criteria such as threshold, hysteresis and others are preset, but they may be adjusted. The adjustment menu is reached via the SETUP key and limits setup. See Chapter 20, Limits Adjustments.
Events Tables
To access the Dips & Swells Events Tables:
f | F4 |
The Events table lists all threshold crossings of phase voltages. Thresholds according to international standards or
In Normal mode major event characteristics are listed: start time, duration, and voltage magnitude. Detail shows details of threshold crossings per phase.
