undergroundwaterdetectorDUK-2BMulti-ElectrodeResistivitySurveySystemundergroundmineraldetectorMainApplicati***Widelyusedforhigh-resolutionresearch,tomographyandmonitoringapplicati***.Coalmininggobs,c***esofCusterarea,geologicaldisasterssurveylikelandslidesothergeologicaldisasters.Highresolutionengineeringgeologicalexplorationlikefactoryfoundati***,highways,bridges,railways,civilengineering,hydrology,engineering,environmental.Forlandslidesandothergeologicaldisasterexploration.Metalandnon-metallicmineralresourcesexplorationandgeothermalexplorationMainFeatures.Assemblydataacquisitiondevicesandmultiplexertogetherinthesamecase，whichnotonlyreducethevolumebutalsodecreasetheweight,thus***oiderrorscausedbyoperatingthedevicesseparatelyandduetoinconformityofswitchparametersettings.Maintainallfuncti***ofDUK-2AMulti-ElectrodesResistivitySurveySystemandconventionalelectricalmethod.Addhighandlowcurrenttransformtaps,addhighandlowinputimpedancetransformationtap,andimprovetheacquisitioncapabilityofweaksignals.Addstorageandoutputfuncti***forcompensationSPvoltagevalue.Adopt16-bitA/Dand16-bitD/A,thusimprovethediscernibilityformeasurementofcollecteddata.Addthefunctionforautomaticallydetectgroundingresistancebeforeeachmeasurement;givedirecti***forthepointsexceedthegroundingresistancevalue,forautomaticallyproceedingwithfurthermeasurementifrequired;thevalueatsuchpointcanbereplacedwithafixedsymboltofacilitatetheeliminationofthispointwhileprocessingtheinformationanddata.Greatlyenhancetherepeatabilityofmeasureddata.TechnicalSpecificati***ConversionElectrodes:60channelsVoltageMeasuringRange:&plu***n;6VVoltageMeasuringAccuracy:0.5%,&plu***n;1digitMeasuringVoltageResolution:1μVCurrentMeasuringRange:1μA~2000mA,1μA~6000mA(twotaps)MeasuringCurrentResolution:1μAMeasuringCurrentAccuracy:0.5%,&plu***n;1digitMaximumPowerSupplyVoltage:500VDCMaximumPowerSupplyCurrent:2AMeasuredApparentPolarizabilityAccuracy:&plu***n;1%,&plu***n;1digitSPCompensationRange:1000mVInputImpedance:20MΩ,100MΩ(twotaps)Suppressionon50HzPowerFrequency:betterthan80dBStorageCapacity:1MBPowerSupply:1#cell,8pcs;orexternal12Vbattery(cellstobetakenoutwhenusethebattery)PowerC***umption:250mA(Standby)WorkingTemperature:-10℃~+50℃,95%RhWeight:8.5kgVolume:324×240×245mm)