MI 2892 Power Master
Operating the instrument
79
event number, event start time, duration and level. Additionally in colon “T” type of event is shown (see
table below for details).
Figure 3.56: Voltage events screens
You can also see details of each individual voltage event and statistics of all events. Statistics show count
registers for each individual event type by phase.
Table 3.70: Instrument screen symbols and abbreviations
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
Start
Event start time (when first U
Rms(1/2)
) value crosses threshold.
T
Indicates type of event or transition:
D – Dip
I – Interrupt
S – Swell
Level
Minimal or maximal value in event U
Dip
, U
Int
, U
Swell
Duration
Event duration.
Table 3.71: Keys in Events table phase view screens
PH
Group view is shown. Press to switch on “PHASE” view.
PH
Phase view is shown. Press to switch on “GROUP” view.
Filters events by type:
DIP INT SWELL
Shows all event types.
DIP
INT SWELL
Shows dips only.
DIP
INT
SWELL
Shows interrupts only.
F1
F2
