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Measuring Harmonic
Changing the display settings and an order to be displayed
Y rotary knobs
Lit up in green: in 1 increments
Lit up in red: in 10 increments
Press the knob to switch.
To change the display settings
Tap each setting and change it as desired.
To change an order to be displayed
Tap the [Order] box to select the order using
the Y rotary knob. Tapping the [Order] box
again turns the rotary knob light o.
A bar of the selected order will turn
green.
Measured values of the selected order is displayed.
Tapping ▲ on the screen hides the measured values.
Displaying a harmonics list
This section describes how to display the results of harmonic analysis as a numerical list for each
parameter. The same settings aect the bar graph screen and the list screen.
Display screen [MEAS] > [HARMONIC] > [LIST]
11
22
33
1
Tap the [Item] box, then select channel
to be displayed in a list.
2
Tap the [Content] box, then select the
contents to be displayed from the list.
Level Amplitude value
% of Fnd Content percentage
Phase Phase angle
The phase angle for harmonic active power
refers to the harmonic voltage-vs.-current
phase dierence.
3
Tap the [Max Order] box and select the
highest order to be displayed from the
list.
50th, 100th, 200th, 500th
The instrument may not be able to display data
up to the set highest order depending on the
synchronization frequency being measured.
f
HRM U1
Synchronization source frequency
U
rms1
RMS value of displayed item
U
thd1
Total harmonic distortion
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