Everfine PF9810 - Calibration and Inspection; Conditions, Documents, Equipment, and Methods

PF9800seriesUser’sManual
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Chapter8CalibrationandInspection
8.1Conditionsforcalibrationandinspection
(1)Ambienttemperature:23℃± 2℃
(2)Ambienthumidity:35%~55%
(3)Voltageofpowersupply:220V
±
11V
(4)Frequencyofpowersupply:50Hz
±
1Hz
(5)Preheatingtime: ≥30minutes
(6)Nomechanicalvibrationand electromagneticinterferencearoundtoaffect
thenormalwork.
8.2Technicaldocumentsofcalibrationandtestbased
(1)JJG
（
Zhe
）
90-2007 Digitalmultimetercalibrator
(2)JJG780-1992 ACdigitalpowermeter
(3)JJG
（
Zhe
）
89-2007 Electricparameterstestmeter
8.3Equipmentsforcalibrationandtest
(1)Standardmeter（0V~600V，0A~20A）
Theprecisionbetween45Hzand65Hzshouldbetterthan0.05%.Theuncertainty
ofotherfrequencyshouldbelessthan1/3to1/5ofthemaximumpermissible
errorofthedetectedinstrument.
Recommend:PF2010digitalpowermeterfromEVERFINE.
(2)Signalsource
（
0V~600V
，
0A~20A
）
Theprecisionbetween45Hzand65Hzshouldbetterthan0.02%/3min.The
stabilityofotherfrequencyshouldbebetterthan1/5to1/10oftheaccuracythe
detectedinstrument.
Recommend:YS6100standardpowerfromEVERFINE
（
testbetween45Hzand