Instruction Manual

Chapter 14 Viewing Log Files
Viewing Waveforms
PM180 Substation Automation Unit
147
Viewing Phasor Diagrams
The phasor diagrams show you the relative magnitudes and angles of the three-
phase voltage and current fundamental component. All angles are shown relative to
the reference voltage channel.
PM180_USB
PAS V1.4 - [C:\Pas] Waveform Log 7
PM180_USB
PM180_USB
To change the reference channel, click on the waveform window with the right mouse
button, select “Options...”, click on the “Phasor” tab, check the channel you want to
make a reference channel, and then click “OK”.