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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