Fluke 434-II Measurement Modes |
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Scope |
4 voltage waveforms, 4 current waveforms, Vrms, Vfund. Arms, A fund, V @ cursor, A @ cursor, phase angles |
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Volts/amps/hertz |
Vrms phase to phase, Vrms phase to neutral, Vpeak, V Crest Factor, Arms Apeak, A Crest Factor, Hz |
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Dips and swells |
Apeak, A Crest Factor, Hz Dips and swells |
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Harmonics dc, 1 to 50, up to 9th harmonic for 400 Hz |
Harmonics Volts, THD, Harmonic Amps, K factor Amps, Harmonic Watts, THd Watts, K factor Watts, Interharmonic Volts, Interharmonic Amps, Vrms, Arms (relative to fundamental or to total rms) |
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Power and energy |
Vrms, Arms, Wfull, Wfund., VAfull, VAfund., VAharmonics, VAunbalance, var, PF, DPF, CosQ, Efficiency factor, Wforward, Wreverse |
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Energy loss calculator |
Wfund, VAharmonics, VAunbalance, var, A, Loss Active, Loss Reactive, Loss Harmonics, Loss Unbalance, Loss Neutral, Loss Cost (based upon user defined cost / kWh) |
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Inverter efficiency(requires optional dc current clamp) |
Wfull, Wfund, Wdc, Efficiency, Vdc, Adc, Vrms, Arms, Hz |
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Unbalance |
Vneg%, Vzero%, Aneg%, Azero%, Vfund, Afund, V phase angles, A phase angles |
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Inrush |
Inrush current, Inrush duration, Arms½, Vrms½ |
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Monitor |
Vrms, Arms, harmonic Volts, THD Volts, PLT, Vrms½, Arms½, Hz, dips, swells, interruptions, rapid voltage changes, unbalance and mains signalling. All parameters are measured simultaneously in accordance with EN50160. Flagging is applied according to IEC61000-4-30 to indicate unreliable readings due to dips or swells |
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Logger |
Custom selection of up to 150 PQ parameters measured simultaneously on 4 phases |
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