DISPLAY/HARMONICS
3–20
THS710A, THS720A, THS730A & THS720P User Manual
Power Measurements (THS720P)
When you press the MATH button, the TekScope instrument displays
instantaneous power measurements based on the voltage and current
waveforms. In the box, the instrument calculates power statistics that
accumulate from the beginning of the acquisition.
Power
Measurements
Explanation
W True power
VA Apparent power
VAR Reactive power
PF True power factor of the voltage and current
waveforms
DPF Displacement power factor of the voltage and current
waveforms
q
Phase difference between the voltage and current
waveforms
Refer to page A–9 for more detail about the power measurements
and calculation methods.
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