MI 2792 PowerQ4 Plus
Operating the instrument
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Set vertical zoom (Only if cursor assigned to transients scope).
Move cursor position.
Return to the “TRANSIENTS SETUP” screen.
3.13 Events table
In this table captured voltage dips, swells and interrupts are shown. Note that events
appear in the table after finishing, when voltage return to the normal value. All events
can be grouped or separated by phase. This is toggled by pressing function key F1.
Group view
In this view voltage event are grouped according to IEC 61000-4-30 (see section 5.1.12
for details). Table where events are summarized is shown bellow. Each line in table
represents one event, described by event number, event start time and duration and
level. Additionally in colon “T” event characteristics are shown (see table bellow for
details).
Figure 3.45: Voltage events in group view screen
By pressing “Enter” on particular events we can examine its details. Event is split on
phase events sorted by start time. Colon “T” shows transition from one event state to
another (see table bellow for details).
Figure 3.46: Voltage events group view screen
