User Manual

KEW6310 4.2.2 Measurement Setting (Harmonic Analysis)
KEW6310 4.30
Harmonic Analysis
Press the F3 Key at each Measurement setting screen, and move to the screen for Harmonic Analysis Setting.
Setting for interval
* Default value (or after system reset) : 30 min
* Setting procedure is same to that for interval Setting for W/ Wh/ DEMAND.Refer to the procedure described in
the preceding pages.
Interval listed on the drop down list depends on the number of save items with “ON” setting. Alter the
number of sa ve i tems w ith “ON” se ttin g w hen de sira bl e in terval isn’ t listed on the drop dow n list.
Interval of 1 sec is not available.
Interval Number of “ON”
2 sec 1
5 sec 2
10 sec 5
THD Calculation Setting
THD stands for “Total Harmonic Distortion”.
THD-F THD-R
* Default value (or after system reset) : THD-F
THD-F Fundamental waveform-basis
THD-R Total RMS value-basis
1 Press the Cursor Keys and select [THD Calculation], and then press the ENTER Key.
2 Press the Cursor Keys and select “THD-F” or “THD-R”, and then press the ENTER
Key.
Dro
p
down list a
pp
ears.
Selected THD calculation
method is displayed.