12-5
IM WT3001E-51EN
Voltage Fluctuation and Flicker Measurement (Option)
12
• Limitations on the Setting Changes and Execution of Operations in
Voltage Fluctuation and Flicker Measurement Mode
There are some functions whose settings cannot be changed in voltage fluctuation
and flicker measurement mode as shown below.
Setup Item Flicker Measurement Status
Reset Initializing Ready Start Complete
Flicker measurement
Measurement method
Measurement conditions
Initialize
Measurement start
Reset
Judge*
Re-measure*
Display element
Judgement conditions
Yes
Yes
Yes
No
Yes
No
No
Yes
Yes
View
View
No
No
Yes
No
No
Yes
View
View
View
Yes
Yes
Yes
Yes
Yes
Yes
View
View
View
No
No
Yes
No
No
Yes
View
View
View
No
No
Yes
No
No
Yes
Yes
Measurement mode Yes No No No No
Wiring and compensation
Wiring system
Independent setting of elements
Efficiency and compensation
Yes
Yes
View
View
View
View
View
View
View
View
View
View
View
View
View
Voltage/current range
Auto range
Sensor transformation ratio
Crest factor
Yes
No
Yes
Yes
No
No
View
View
No
No
View
View
No
No
View
View
No
No
View
View
Voltage/current mode No No No No No
Scaling Yes View View View View
Filter Yes View View View View
Averaging No No No No No
Synchronization source No No No No No
Measurement and computation ([MEASURE]) No No No No No
Frequency measurement Yes View View View View
Cursor Disabled Disabled Disabled Disabled Disabled
NULL No No No No No
Motor evaluation No No No No No
Harmonic measurement No No No No No
Display item [U/I/P] to [USER]
[ELEMENT]
Disabled
Yes
Disabled
Yes
Disabled
Yes
Disabled
Yes
Disabled
Yes
Data update interval No No No No No
Hold Yes Yes Yes Yes Yes
Single measurement (display update) Ye s Yes Yes Yes Yes
Zero-level compensation Yes No No No No
Integration No No No No No
File operation Yes Yes Yes Yes Yes
Set or execute the screen image storage Yes Yes Yes Yes Yes
Set or execute the storage operation No No No No No
Set or execute the print operation Yes Yes Yes Yes Yes
Miscellaneous ([MISC]) Yes Yes Yes Yes Yes
Help Yes Yes Yes Yes Yes
Yes: The settings can be changed, and the function can be executed.
No: The settings cannot be changed, and the function cannot be executed.
View: The settings can be viewed but cannot be changed, and the function cannot be executed.
Disabled: Does not function.
* Measurement of dmax caused by manual switching only
12.1 Voltage Fluctuation and Flicker Measurement Function
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