35
IM 701450-61E
12 Communication Commands
This section contains only the communication commands that have been added for the
Power Analysis Function (/G4 Option). For a description of the standard communication
commands and other communication interfaces, see the
DL7440/DL7480
Communication Interface User’s Manual IM701450-17E
(CD-ROM).
Command
Function
Page
FILE Group
:FILE:SAVE:HARMonics:ABORt
Aborts the saving of the computed results of harmonics.
37
:FILE:SAVE:HARMonics:[EXECute]
Executes the saving of the computed results of harmonics.
37
GONogo Group
:GONogo:PARameter:ITEM<x>:TYPE:<Parameter>
Sets the power analysis parameter of the waveform on which GO/NO-GO
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determination is to be performed and the upper and lower limits or queries
the current setting.
HISTory Group
:HISTory:PARameter:ITEM<x>:TYPE:<Parameter>
Sets the power analysis parameter of the waveform on which history search is
39
to be performed and the upper and lower limits or queries the current setting.
MATH Group
:MATH<x>:HARMonics?
Queries all settings related to the waveform computation of harmonics.
41
:MATH<x>:HARMonics:CLASs
Sets the applicable class of the equipment under test or queries the current setting. 41
:MATH<x>:HARMonics:DMODe
Sets the vertical axis scale mode of the bar graph or queries the current setting.
41
:MATH<x>:HARMonics:LAMBda
Sets the power factor for Class C or queries the current setting.
42
:MATH<x>:HARMonics:LIST?
Queries the computed values of harmonics and limits defined by the standard for
42
each order.
:MATH<x>:HARMonics:MAXCurrent
Sets the fundamental current for Class C or queries the current setting.
42
:MATH<x>:HARMonics:OPOWer
Sets whether active power of 25 W is exceeded or queries the current setting.
42
:MATH<x>:HARMonics:POWer
Sets the power value for Class D or queries the current setting.
42
:MATH<x>:HARMonics:SPOint
Sets the computation start point of the waveform computation of harmonics
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or queries the current setting.
:MATH<x>:HARMonics:VOLTage
Sets the supply voltage of the equipment under test or queries the current setting.
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:MATH<x>:OPERation
Sets the power analysis operator or queries the current setting.
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:MATH<x>:PFFT?
Queries all settings related to the power spectrum computation (FFT) of
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the voltage/current waveform on which to perform power analysis.
:MATH<x>:PFFT:POINts
Sets the number of points to be computed in the FFT computation or queries
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the current setting.
:MATH<x>:PFFT:SPOint
Sets the computation start point used in the FFT computation or queries the
43
current setting.
:MATH<x>:PFFT:WINDow
Sets the time window used in the FFT computation or queries the current setting.
43
:MATH<x>:TRENd?
Queries all settings related to the trend display.
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:MATH<x>:TRENd:EXECute
Executes the trend display.
43
:MATH<x>:TRENd:MEASure
Sets the waveform parameter to be displayed in the trend or queries the current
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setting.
