產品名稱：數字電表產品型號：GDM-451產品品牌：臺灣固緯產品編號：MC：02088 GDM-451數字電表簡介 數字電表GDM-451：掌上型41/2LCD,DCV基本準確度:0.05%. 技術指標： GDM-451數字電表技術參數 DCVOLTAGERange200mV,2V,20V,200V,1000VBestAccuracy∮(0.05%rdg+3digits)InputImpedance10MACVOLTAGE(40Hz~400Hz)Range2V,20V,200V,750VBestAccuracy∮(0.5%rdg+10digits)InputImpedance2MDCCURRENTRange2mA,20mA,200mA,20ABestAccuracy∮(0.5%rdg+5digits)ACCURRENT(50Hz~400Hz)Range20mA,200mA,20ABestAccuracy∮(0.8%rdg+10digits)RESISTANCERange200~200M7rangesBestAccuracy∮(0.3%rdg+1digit)CONTINUITYBEEPER Buzzersoundsifconductancelessthan70DIODETESTOpenCircuitVoltageapprox.2.8VtypicalCAPACITANCERange2nF,20nF,2F,20FBestAccuracy∮(3%rdg+40digits)FREQUENCYRange1Hz~20kHzBestAccuracy∮(1.5%rdg+5digits)TEMPERATURE()Range-40~1000BestAccuracy∮1%+30LCDDISPLAY41/2digitsPOWERSOURCESingle9Vbattery(6F22)ACCESSORIESInstructionmanualBatteryTestleadsDIMENSIONS WEIGHT80(W)x165(H)x38.3(D)mmApprox.275g GDM-451數字電表特點 ●41/2Digits19999counts●ManualRanging●ContinuityCheck/DiodeTest●DataHold●TemperatureMeasurement●Capacitance,FrequencyMeasurement