User manual

59
POWER INSTRUMENTS
Note1: It should be clear that there is a dened correspondence between
the real value and communication value. For more detail, please refer to chapter
5.
Note 2: Settings related to measurements are in system settings.
Harmonics
It can measure and analyze THD, Harmonics (2nd to 31st), even HD, odd
HD, Crest Factor, THFF, K factor etc. Values excluding harmonic ratios are
shown in the gure below:
Fig 4.2 Total Harmonic Distortion