MI 2892 Power Master
Technical specifications
188
U
RMS
– RMS voltage measured on current input
Accuracy of half cycle RMS voltage measured on current input
Measuring range (Intrinsic instrument accuracy)
Accuracy
Crest factor
Range 1: 10.0 mV
RMS
÷ 200.0 mV
RMS
± 0.5 % · U
RMS
1.5
Range 2: 50.0 mV
RMS
÷ 2.0000 V
RMS
± 0.5 % · U
RMS
6.2.5
Frequency
Measuring
range
Resolution
Accuracy
50 Hz system frequency: 42.500 Hz ÷ 57.500 Hz
60 Hz system frequency: 51.000 Hz ÷ 69.000 Hz
1 mHz
± 10 mHz
400 Hz system frequency: 335.0 Hz ÷ 465.0 Hz
10 mHz
± 100 mHz
6.2.6
Flickers
Flicker type
Measuring
range
Resolution
Accuracy*
P
inst
0.200 ÷ 10.000
0.001
± 5 %
P
inst
P
st
0.200 ÷ 10.000
± 5 %
P
st
P
lt
0.200 ÷ 10.000
± 5 %
P
lt
6.2.7
Combined power
Combined Power
Measuring range
Accuracy
Active power*
(W)
P
1
, P
2
, P
3
, P
tot
0.000 k ÷ 999.9 M
4 digits
Excluding clamps
(Instrument only)
±0.2 %
P
With flex clamps
A 1227 / 3000 A
A 1446 / 6000 A
±1.7 %
P
With iron clamps
A 1281 / 1000 A
±0.7 %
P
Nonactive power**
(var)
N
1
, N
2
, N
3
, N
tot
, Na
tot
0.000 k ÷ 999.9 M
4 digits
Excluding clamps
(Instrument only)
±0.2 %
Q
With flex clamps
A 1227 / 3000 A
A 1446 / 6000 A
±1.7 %
Q
With iron clamps
A 1281 / 1000 A
±0.7 %
Q
Apparent power***
(VA)
S
1
, S
2
, S
3
, Se
tot,
Sv
tot
, Sa
tot
0.000 k ÷ 999.9 M
4 digits
Excluding clamps
(Instrument only)
±0.5 %
Q
With flex clamps
A 1227 / 3000 A
A 1446 / 6000 A
±1.8 %
S
