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Alarm Events:
• provides a list of the alarms recorded according to the thresholds
programmed during configuration
• logging of interruption with half-cycle resolution
• determination of energy consumption exceedences
• stores value, duration, date, time and set point for up to 4096
events
2.3 Display
1
2
300V
0
- 300
3
RMS
Top display bar indicates:
•
Symbol of the tested mode (e.g.
•
Frequency of measured signal
•
Memory capacity status bar
•
Current date and time
•
Battery charge status
Measured RMS values associated with waveforms.
Values of signals at an instant "t", at the intersection of cursor and the waveforms.
The cursor can be moved along the time scale by pressing the
14
49.99Hz
202.5 v
1
<t= 5.0ms V1= +276
THD
07/25/02
202.0 v
2
V2= -140
V3= -145
max
CF
min
4
Figure 2-2
,
(only available in certain modes)
Power Quality Analyzer Model 3945-B
10:26
100%
202.7 v
3
3U
3V
3A
L1
L2
L3
>
,
, etc)
5
buttons.
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