MI 2892 Power Master
Operating the instrument
87
Ip:
Maximal ( ), average ( ) and minimal ( ) recorded value of current I
1Rms
, I
2Rms
,
I
3Rms
, I
NRms
, for time interval selected by cursor.
38m 00s
Time position of cursor regarding to the record start time.
10.May.2013
12:08:50
Time clock at cursor position.
Table 3.81: Keys in Viewing recorder U,I,f TREND screens
Selects between the following options:
U
I f U,I U/I
Shows voltage trend.
U
I
f U,I U/I
Shows current trend.
U I
f
U,I U/I
Shows frequency trend.
U I f
U,I
U/I
Shows voltage and current trends (single mode).
U I f U,I
U/I
Shows voltage and current trends (dual mode).
Selects between phase, neutral, all-phases and view:
1
2 3 N
Shows trend for phase L1.
1
2
3 N
Shows trend for phase L2.
1
2
3
N
Shows trend for phase L3.
1
2 3
N
Shows trend for neutral channel.
1
2 3 N
Shows all phases trends.
12
23 31
Δ
Shows trend for phases L12.
12
23
31
Δ
Shows trend for phases L23.
12
23
31
Δ
Shows trend for phases L31.
12
23 31
Δ
Shows all phase to phase trends.
Moves cursor and select time interval (IP) for observation.
Returns to the “CHANNELS SETUP” menu screen.
Note: Other recorded data (power, harmonics, etc.) has similar manipulation principle as described in
previous sections of this manual.
3.20.2
Waveform snapshot
This type of record can be made by using
key (press and hold
key).
F2
F3