This document is the user manual for the Fluke 434/435 Three Phase Power Quality Analyzer. It provides information on the features and operation of the product.
This manual covers general aspects of the Fluke 434/435 three‑phase power quality analyzer, including safety precautions, warranty information, compliance statements and how to contact service centers. It also describes the analyzer's functional features, measurement modes, and the various display screens.
Detailed sections guide users through basic operation, menu navigation, input connections, measurement settings, data logging, PC/Printer interfacing, and maintenance procedures. The final chapters list technical specifications and troubleshooting tips.
| Voltage input quantity | 4 (3‑phase + neutral) |
|---|---|
| Maximum input voltage | 1000 Vrms |
| Voltage input impedance | 4 MΩ // 5 pF |
| Bandwidth | >10 kHz (up to 100 kHz transient) |
| Current input quantity | 4 (3‑phase + neutral) |
| Current clamp range (I400S) | 1 A – 400 A rms |
| Sampling speed per channel | 200 kS/s |
| ADC resolution | 16 bit |
The analyzer is covered by a three‑year warranty, while accessories have a one‑year warranty.
It has four voltage inputs: three phases plus a neutral line.
The maximum input voltage is 1000 Vrms.
Each channel can sample up to 200 kS/s simultaneously.