Dranetz PowerVisa, User Manual

Page: 59 / 274

3-17
CH 3/ View Real Time Data
Phasor Screen
Phasor screen
display
The Phasor screen is displayed by pressing Phasor on the Home screen.
The Phasor screen shows eight phasors autoscaled with zero degree to the right for
clockwise rotation and with synchronized channels. The left sidebar shows rms values
for Volts/Amps for channels A, B, C and D; zero, positive and negative values for
Volts/Amps; zero, positive and negative sequence component values for Volts/Amps.
Depending on the phases being monitored, up to four channels may be displayed at any
one time for either Volts or Amps, or a single channel for both Volts and Amps. An
arrow head and channel label are displayed on the vector.
Sync channel is
displayed at 0
º -
normally channel
A voltage
MARK241
If a channel is less than
20% of the maximum
voltage (or current), the
phasor is not displayed
Correct rotation is clockwise from 0
º
Show animated phasor demo rotation for Resistive,
Inductive and Capacitive loads (p. 3-18)