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Fluke 434/435
Users Manual
23-4
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 Vrms½, Arms½
Captures up to 1000 events with date, time, duration, magnitude and phase
identification with programmable thresholds
Harmonics
DC, 1 … 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 ϕ / DPF, Arms, Vrms, kWh, kVAh, KVARh,
peak demand interval using trend, KYZ revenue meter verification via optional
input.
Flicker Pst(1min), Pst, Plt, PF5, Vrms½, Arms½, Dc, Dmax, TDEX
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, Arms½, Vrms½
Mains Signaling
4
Relative signaling voltage and absolute signaling voltage averaged over three
seconds for two customer 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, Vrms½, Arms½, 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.