MI 2792 PowerQ4 Plus
Operating the instrument
62
Table 3.64: Instrument screen symbols and abbreviations
Current recorder status:
RECORDER is active
RECORDER is busy (retrieving data from memory)
RECORDER is not active
Date
Date when selected event has occurred
No.
Unified event number (ID)
L
Indicate phase or phase-to-phase voltage where event has occurred:
1 – event on phase U
1
2 – event on phase U
2
3 – event on phase U
3
12 – event on voltage U
12
23 – event on voltage U
23
31 – event on voltage U
31
Note:
this indication is shown only in event details, since one grouped
event can have many phase events.
Start
Event start time (when first U
Rms(1/2)
) value cross threshold.
T
Indicates type of event or transition:
D – Dip
I – Interrupt
S – Swell
N
→
D Transition from normal state to dip
N
→
S Transition from normal state to swell
D
→
I Transition from dip to interrupt
Level
Minimal or maximal value in event U
Dip
, U
Int
, U
Swell
Duration Event
duration.
Table 3.65: Keys functions
Group view is shown. Press to switch on “PHASE” view.
Phase view is shown. Press to switch on “GROUP” view.
Show event summary (by types and phases):
Back to Group view.
Show details about the selected event.
