Power Quality - Rigol MSQ7054 User Manual

RIGOL

Power Quality

By analyzing the power quality, you can test the quality of AC input lines. The specific
measurement parameters for power quality analysis include V_RMS, I_RMS, real
power, apparent power, reactive power, power factor, reference frequency, phase
angle, impedance, voltage crest factor, and current crest factor.
Press Measure  Analyze  Power Analyzer to open the power analysis setting
menu, or enable the touch screen and then tap the function navigation icon
the lower-left corner of the screen to open the function navigation. Then, tap the
"Power" icon to open the power analysis setting menu.
Select the Analysis Type

In the power analysis setting menu, press Analysis Type and rotate the
multifunction knob
to select it. You can also press Analysis Type continuously or enable the touch
screen to select the desired analysis type.
Set the Power Quality Analysis Source

In the power analysis setting menu, press Source to enter the source setting
menu.
Press Voltage and then rotate the multifunction knob

channel (CH1-CH4) for acquiring voltage. Press down the knob to select it.
You can also press Voltage continuously or enable the touch screen to
select the channel.
Press Current and then rotate the multifunction knob

channel (CH1-CH4) for acquiring current. Press down the knob to select it.
You can also press Current continuously or enable the touch screen to
select the channel.
Press Freq. Ref continuously to select "Voltage" or "Current" as the

frequency reference.
Set the Reference Level

In the power analysis setting menu, press Ref Levels (level of the frequency
reference channel) to enter the reference level setting menu.
Press Type, and rotate the multifunction knob

level display type to "Percent(%)" or "Absolute", and then press down the
knob to select it. You can also press Type continuously or enable the touch
screen to select the type.
Press Upper, then rotate the multifunction knob

numeric keypad to set the upper limit value. Reducing the upper limit to the
current middle value will automatically reduce the middle value and lower
limit to keep them lower than the upper limit.
Press Mid, then rotate the multifunction knob

numeric keypad to set the middle value. The middle value is limited by the
8-2
to select "Power Quality", and then press down the knob
Chapter 8 Power Analysis (Option)
to select the
to select the
to set the reference
or use the pop-up
or use the pop-up
MSO7000/DS7000 User Guide
at