Measurement modes, Accuracy, resolution and range – Atec Fluke-430 Series User Manual
Page 7
7 Fluke Corporation Fluke 430 Series Three-Phase Power Quality Analyzers
Measurement modes
Scope
Vrms, Arms, Vcursor, Acursor, Vfund, Afund, Hz, V phase angles, A phase angles
Volts/Amps/Hertz
Vrms, Vpk, V Crest Factor, Arms, Apk, A Crest Factor, Hz
Dips and swells
Vrms ½, Arms ½
Captures up to 1000 events with date, time, duration, magnitude and phase identification with
programmable thresholds
Harmonics dc, 1 to 50
Harmonic Volts, THD Volt, Harmonic Amps, THD Amps, K Amps, Harmonic Watts, THD Watts, K Watts, Interharmonic
Volts
4
, Interharmonic Amps
4
(relative to fundamental or to total rms)
Power and energy
Watts, VA, VAR, Power factor, Cos
j/DPF, Arms, Vrms, kWh, kVAh, kVARh, peak demand interval using trend,
KYZ revenue meter verification via optional input.
Flicker
Pst(
1min
), Pst, Plt, PF5, Vrms ½, Arms ½, Dc, Dmax, TD
Unbalance
Vneg, Vzero, Aneg, Azero, Vfund, Afund, Hz, V phase angles, A phase angles
Transients
Vrms, Arms, Vcursor, Acursor
Inrush currents
Inrush Current, Inrush duration, Arms ½, Vrms ½
Mains signaling
4
Relative signaling voltage and absolute signaling voltage averaged over three seconds for two selectable frequencies
Logger
4
Measures and records up to 100 parameters on all 4 phases simultaneously with selecable averaging time
Captures up to 10000 events with date, time, duration, magnitude and phase identification with programmable
thresholds
System monitor
Vrms, Arms, Harmonic Volts, THD Volts, Plt, Vrms ½, Arms ½, Vneg, Hz, dips and swells, unbalance
All parameters are measured simultaneously in accordance with EN50160
Using Flagging to indicate unreliable readings according IEC61000-4-30
Accuracy, resolution and range
Measurement range
Resolution
Accuracy
Volt/Amps/Hertz
Vrms (ac+dc)
Fluke 435
Fluke 434
1 Vrms to 600 Vrms
600 Vrms to 1000 Vrms
1 Vrms to 1000 Vrms
0.01 Vrms
0.01 Vrms
0.1 Vrms
± 0.1 % of nominal voltage
± 0.1 %
± 0.5 % of nominal voltage
Vpk
1 Vpk to 1400 Vpk
1 V
5 % of nominal voltage
Voltage Crest Factor (CF)
1.0 to > 2.8
0.01
± 5 %
Arms (ac+dc)
Fluke 435
Fluke 434
Fluke 434 with i400s
Fluke 435 with i430Flex
0 kArms to 20.00 kArms
1
0 kArms to 20.00 kArms
1
0 Arms to 40/400 Arms
30 Arms to 3000 Arms
0,001 Arms to 10 Arms
1
0,001 Arms to 10 Arms
1
0.1 and 1 Arms
1 Arms
± 0.5 % ± 5 counts
3
± 1 % ± 5 counts
3
± 1 % ± 5 counts
3
± 0.5 % ± 20 counts
3
Apk using 1 mV/A scaling
0 Apk to 5500 Apk
1 A
± 5 %
A Crest Factor (CF)
1 to 10
0.01
± 5 %
Hz
5
Fluke 435 @ 50 Hz nominal
Fluke 435 @ 60 Hz nominal
Fluke 434 @ 50 Hz nominal
Fluke 434 @ 60 Hz nominal
42.500 Hz to 57.500 Hz
51.000 Hz to 69.000 Hz
42.50 Hz to 57.50 Hz
51.00 Hz to 69.00 Hz
0.001 Hz
0.001 Hz
0.01 Hz
0.01 Hz
± 0.01 Hz
± 0.01 Hz
± 0.01 Hz
± 0.01 Hz
Dips and swells
Vrms½ (ac+dc)
Fluke 435
Fluke 434
0.0 % to 200 % of nominal voltage
0.0 % to 200 % of nominal voltage
0.1 Vrms
0.1 Vrms
± 0.2 % of nominal voltage ± 1 % of
nominal voltage
Arms½ (ac+dc)
Fluke 435
Fluke 434
Fluke 434 with i400s
Fluke 435 with i430Flex
0 Arms to 20,000 Arms
1
0 Arms to 20,000 Arms
1
0 Arms to 400 Arms
30 Arms to 3000 Arms
0,001 Arms to 10 Arms
0,001 Arms to 10 Arms
0.1 Arms and 1 Arms
1 Arms
± 1 % ± 10 counts
3
± 2 % ± 10 counts
3
± 2 % ± 10 counts
3
± 1 % ± 20 counts
3
Threshold levels
Programmable thresholds in percent of nominal voltage
Event detection based upon ½ cycle rms voltages
Captures dips, swells, interruptions and rapid voltage changes
Duration
hhh,mm,ss,mmm
Half cycle
One cycle