
Fluke 434/435
Users Manual
Electrical Measurements
The following specifications of the instrument are verified using the “implementation verification” table 3 as specified in
INPUT CHARACTERISTICS
Voltage inputs |
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Number of inputs | 4 (3 phases + neutral) DC coupled | |
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| Maximum input | 1000 Vrms |
| voltage |
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| Nominal Voltage | 50…500 V internally devided in three ranges 500 V, 250 V and 125 V |
| range |
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| Maximum peak | 6 kV |
| voltage |
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Input impedance | 4 MΩ // 5 pF | |
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Bandwidth | > 10 kHz, up to 100kHz for transient display | |
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Scaling | 1:1, 10:1, 100:1, 1000:1 and variable | |
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Current inputs |
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Number of inputs | 4 (3 phases + neutral) DC coupled | |
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Type | Clamp on current transformer with mV output | |
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| Nominal input | 0 - ± 5.625 Vpeak, 0 - 3.97 Vrms sinewave |
| Range |
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Range | 1..400 Arms with included clamps (I400S) | |
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| 0.1..3000 Arms with optional clamps |
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Input impedance | 50 kΩ | |
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Bandwidth | >10 kHz | |
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Scaling | 0.1, 1, 10, 100, 1000 mV/A, variable, i5s and i430flex | |
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Nominal frequency | 40..70 Hz | |
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Sampling system |
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Resolution | 16 bit analog to digital converter on 8 channels | |
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Maximum sampling | 200kS/s on each channel simultaneously | |
speed |
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RMS sampling | 5000 samples on 10/122 cycles according IEC | |
PLL synchronization | 4096 samples on 10/122 cycles according IEC |