Hioki 3286-20, Instruction Manual, Page: 61 / 78

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Chapter 3 Specifications
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Measurement ranges
(For current measurement/voltage measurement)
Range
(Accuracy Range)
Resolution Accuracy
100.0 Hz
(30.0 Hz to 100.0 Hz)
0.1 Hz 0.3%rdg. 1dgt.
1000 Hz
(100 Hz to 1000 Hz)
1 Hz 1.0%rdg. 1dgt.
Minimum input Current: 1.00 A rms, Voltage: 10.0 V rms
Measurement
condition
Fundamental wave frequency: 50/60 Hz
Measurement function AC current/AC voltage
Harmonic analysis
Window width
Type of window
Number of analysis
data
Order of analysis
1 cycle (50/60 Hz)
Rectangular
256 points
1st order to 20th order
Analysis item
Harmonic level
Harmonic
percentage
Total harmonic
distortion ratio
Harmonic levels of current and voltage
Harmonic percentage of current and
voltage
Total harmonic distortion ratio of current
and voltage (THD-F and THD-R)
3.1.6 Specifications of Frequency Measurement
3.1.7 Specifications of Harmonic Measurement