MDO3000 Programmer Manual.pdf - 第528页

Commands Listed in A lphabetical Order Syntax POWer:QUALity :TRUEpwr? Examples POWER:QUALITY :TRUEPWR? might return :POWER:QUAL ITY:TRUEpwr 1000 W indicating that the true power value is set to 1000 W . POWer:QUALity:VCR…

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Commands Listed in Alphabetical Order
POWer:QUALit
y:POWERFACtor? (Query Only)
Returns the power factor measurement.
Conditions
This command requires a DPO4PWR application module for 4000 series models,
or an MDO3PWR application module for MDO3000 series models.
Group
Power
Syntax
POWer:QUALity:POWERFACtor?
Examples
POWER:QUALITY:POWERFACTOR? might return
:POWER:QUALITY:POWERFACTOR 1.0 indicating that the power factor is
set to 1.0.
POWer:QUALity:REACTpwr? (Query Only)
Returns the reactive power measurement.
Conditions
This command requires a DPO4PWR application module for 4000 series models,
or an MDO3PWR application module for MDO3000 series models.
Group
Power
Syntax
POWer:QUALity:REACTpwr?
Examples
POWER:QUALITY:REACTPWR? might return :POWER:QUALITY:REACTpwr 100
indicating that the reactor power value is set to 100 VAR.
POWer:QUALity:TRUEpwr? (Query Only)
Returns the true power measurement.
Conditions
This command requires a DPO4PWR application module for 4000 series models,
or an MDO3PWR application module for MDO3000 series models.
Group
Power
MDO4000/B/C, MSO/DPO4000B and MDO3000 Series Oscilloscopes Programmer Manual 2-497
Commands Listed in Alphabetical Order
Syntax
POWer:QUALity
:TRUEpwr?
Examples
POWER:QUALITY:TRUEPWR? might return :POWER:QUALITY:TRUEpwr
1000 W
indicating that the true power value is set to 1000 W.
POWer:QUALity:VCRESTfactor? (Query Only)
This query returns the measurement for the voltage crest factor.
Conditions
This command requires the optional power analysis application module
DPO4PWR
Group
Power
Syntax
POWer:QUALity:VCRESTfactor?
Related Commands
POWer:QUALity:DISplay:ICRESTfactor,
APPLication:TYPe
POWer:TYPe
Returns
Floating point number.
Examples
POWer:QUALity:VCRESTfactor? might return 1.4, indicati
ng that the crest
factor is 1.4.
POWer:QUALity:VCRESTfactor? might return 9.9100E+37,
indicating that the
voltage crest factor measurement has not been computed.
POWer:QUALity:VRMS? (Query Only)
Returns the RMS voltage measurement.
Conditions
This command requires a DPO4PWR application module for 4000 series models,
or an MDO3PWR application module for MDO3000 series models.
Group
Power
2-498 MDO4000/B/C, MSO/DPO4000B and MDO3000 Series Oscilloscopes Programmer Manual
Commands Listed in Alphabetical Order
Syntax
POWer:QUALity
:VRMS?
Examples
POWER:QUALITY:VRMS? might return :POWER:QUALITY:VRMS 115 indicating
that the rms voltage value is set to 115 V.
POWer:REFLevel:ABSolute (No Query Form)
This command sets the reference levels to be used for power measurements their
default unit values.
Conditions
This command requires a DPO4PWR application module for 4000 series models,
or an MDO3PWR application module for MDO3000 series models.
Group
Power
Syntax
POWer:REFLevel:ABSolute {SETTODEFaults}
Arguments
SETTODEFaults sets the reference levels to their default values.
POWer:REFLevel:ABSolute:HIGH
This command specifies the top reference level to be used for power
measurements.
Conditions
This command requires a DPO4PWR application module for 4000 series models,
or an MDO3PWR application module for MDO3000 series models.
Group
Power
Syntax
POWer:REFLevel:ABSolute:HIGH <NR3>; Ranges={D,-1e6 ,+1E6}
POWer:REFLevel:ABSolute:HIGH?
Arguments
<NR3> is a floating point number that specifies the absolute high value in volts.
Default value is 0.0E+0
MDO4000/B/C, MSO/DPO4000B and MDO3000 Series Oscilloscopes Programmer Manual 2-499