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DSHK-2B Multi-Electrode Resistivity Survey System

MainApplications

  • Widelyusedforhigh-resolutionresearch,tomographyandmonitoringapplications.
  • Coalmininggobs,cavesofCusterarea,geologicaldisasterssurveylikelandslidesothergeologicaldisasters.
  • Highresolutionengineeringgeologicalexplorationlikefactoryfoundations,highways,bridges,railways,civilengineering,hydrology,engineering,environmental.
  • Forlandslidesandothergeologicaldisasterexploration.
  • Metalandnon-metallicmineralresourcesexplorationandgeothermalexploration

MainFeatures.

  • Assemblydataacquisitiondevicesandmultiplexertogetherinthesamecase,whichnotonlyreducethevolumebutalsodecreasetheweight,thusavoiderrorscausedbyoperatingthedevicesseparatelyandduetoinconformityofswitchparametersettings.
  • MaintainallfunctionsofDUK-2AMulti-ElectrodesResistivitySurveySystemandconventionalelectricalmethod.
  • Addhighandlowcurrenttransformtaps,addhighandlowinputimpedancetransformationtap,andimprovetheacquisitioncapabilityofweaksignals.
  • AddstorageandoutputfunctionsforcompensationSPvoltagevalue.
  • Adopt16-bitA/Dand16-bitD/A,thusimprovethediscernibilityformeasurementofcollecteddata.
  • Addthefunctionforautomaticallydetectgroundingresistancebeforeeachmeasurement;givedirectionsforthepointsexceedthegroundingresistancevalue,forautomaticallyproceedingwithfurthermeasurementifrequired;thevalueatsuchpointcanbereplacedwithafixedsymboltofacilitatetheeliminationofthispointwhileprocessingtheinformationanddata.
  • Greatlyenhancetherepeatabilityofmeasureddata.

TechnicalSpecifications

  • ConversionElectrodes:60channels
  • VoltageMeasuringRange:±6V
  • VoltageMeasuringAccuracy:0.5%,±1digit
  • MeasuringVoltageResolution:1μV
  • CurrentMeasuringRange:1μA~2000mA,1μA~6000mA(twotaps)
  • MeasuringCurrentResolution:1μA
  • MeasuringCurrentAccuracy:0.5%,±1digit
  • MaximumPowerSupplyVoltage:500VDC
  • MaximumPowerSupplyCurrent:2A
  • MeasuredApparentPolarizabilityAccuracy:±1%,±1digit
  • SPCompensationRange:1000mV
  • InputImpedance:20MΩ,100MΩ(twotaps)
  • Suppressionon50HzPowerFrequency:betterthan80dB
  • StorageCapacity:1MB
  • PowerSupply:1#cell,8pcs;orexternal12Vbattery(cellstobetakenoutwhenusethebattery)
  • PowerConsumption:250mA(Standby)
  • WorkingTemperature:-10℃~+50℃,95%Rh
  • Weight:8.5kg
  • Volume:324×240×245mm


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