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Dips & Swells
Trend 9
9-3
VOLTAGE
TOLERANCE
VOLTAGE
TOLERANCE
STEADY TIME
VOLTAGE
STEP
TRANSITION
TIME
TIME
VOLTAGE STEP
TRANSITION TIME
STEADY TIME
RAPID VOLTAGE CHANGE - CHG-
Figure 9-4. Characteristics of a rapid voltage change
In addition to the voltage, current is also recorded. This allows you to see cause and
effect of deviations. Function key F4 – EVENTS accesses event tables where voltage
events are listed in sequence.
Trend
To access to the Dips & Swells Trend screen:
c
MENU
d
e
ENTER
For the main screen all configured voltage and current channels are recorded to allow
viewing of cause and effect of deviations. Not all channels are displayed simultaneously.
Press function key F1 to assign the arrow keys to select the set of trends to be displayed.