SATEC EM920 Operation Manual - Manual (Page 44)

Chapter 3 Using Front Display
Data Displays
44 EM920 Power Quality and Revenue Meter
Waveform Display
The waveform display shows per-phase voltage and current
waveforms. Use the SCROLL button to scroll through the
phases.
Per-phase voltage and current waveforms
Harmonics Display
Harmonics display shows per-phase voltage and current
harmonic spectrum graphs. Use the SCROLL button to scroll
through the voltage and current channels.
Per-phase voltage harmonic spectrum Va-Vc
Per-phase current harmonic spectrum Ia-Ic