PF9800seriesUser’sManual
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9
12monthsaftercalibration
Temperature:23℃±5℃
Humidity:30%to75%R.H.
Supplyvoltage:220V±10V
Inputwaveform:45Hz~65Hzsine
wave
Inputrange:(10%~100%)Range
Common mode voltage: 0VDC
PowerandPFaremeasuredunder
thevoltageof110/220/380V
±
(0.4%ofrdg+0.1%of
rng+1digit)
±
(0.004+0.001
ofrdg+1
digit)
±
(0.1%ofrdg+1digit)
(3)Harmonicmeasurement(PF9810/PF9811)
Table2.3 Functionofharmonicmeasurement
Method Phase-lockedloopsynchronizationmethod(PLL)
Analysisof
Projects
Theeffectivevalueofeachharmoniccomponentandrelativevalueof
voltage,currentandactivepower
Therelativevaluesoftotalharmonicdistortionofthevoltageandcurrent
ThecalculationmethodofharmonicdistortionisIEC
thetotalcalculationmethodofharmonicdistortioncanbesetIECorCSAin
computer.
Frequencyrange ThefundamentalfrequencyofPLLsourceisbetween45Hzand65Hz.
PLLSource Theinputsignaloshouldbemorethan50%oftherange.
Accuracy ±(0.3%ofrng+5%ofrdg)
AnalysisOrder 1~50
UpdateIntervalof
harmonicdisplay
Approx.2secondsoncetime
(4)Communication(PF9810/PF9811)
Table2.4 Communicationsettings
Communicationinterface StandardConfiguration:RS-232,Optional:RS-485 、LAN
Baudrate 2400
Communicationaddress 0,1,2……31
2.2Generaltechnicalrequirements
Table2.5 Generaltechnicalrequirements
Preheatingtime ≥30minutes
Operating Temperature:5℃~40℃