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DSHS-1 Deep Digital Seismograph

MainApplications

lLongtimemicro-seismicexplorationwithoutguarding

lThree-dimensionalearthquakedetectionforoilgasandcoalresources

lNatureearthquakeresearch

lRoadbed,dam,sideslopedetection(naturesurfacewave)

MainFeatures

lAutomatictimeswitch,acquirestoragedata;

lGPStimingandlocating

lNotonlyworkalonebutalsomakeup3Dobservation;

lControlledbyPDAorcomputer

MainTechnicalSpecifications

  • SignalUsingChannels:3channels
  • A/DConverter:32bit
  • SamplingInterval:1ms,5ms,0ms,threetapsoptional
  • Preamplifiergain:1,32,64timesoptional
  • FrequencyResponse(Bandwidth):1~60Hz
  • ConformityofAmplitudebetweenChannels:smallerthan5%
  • PhaseDifferencebetweenChannels:Lessthan0.1ms
  • CrosstalkSuppressionbetweenChannels:Greaterthan100dB
  • DynamicRange:nolessthan125dB
  • TimeStability:5×10-8
  • CFCardCapacity:Industrial4G
  • Water-Proof:1m
  • WorkingTemperature:-20°C~40°C
  • PowerSupply:+7.2V23AHand-7.2V5.2AH
  • Volume:Diameter170mm;Height160mm
  • PowerConsumption:inoperation:130mA;onstandby25mA
  • Weight:5.7kg

DSHS-1ZeroTimeReceiver

  • ReceiveGPSclock,geographicinformation,elevationsignal,alsoindicate
  • minuteandsecondpulsesignaloutputofclocksignals
  • TimeSignalRecordofDetonatorExplosionWire-Break;Lockthecurrenttimebyleadingedgeofwire-breaksignal(lockonthedisplay,accurateto±0.0001seconds,andstorethetimetogetherwithgeographicinformation,elevationvalue)
  • 800timeandgeographicalinformationcanberecorded.
  • 2HzThree-componentGeo(at20°C)
  • Free-RunningFrequency(Hz):2±10%
  • CoilResistance:6040±5%
  • Sensitivity(V/cmS-1):2±10%
  • DampingCoefficient:0.7±10%
  • InternalResistance:5800±5%
  • InsulationResistance:(MΩ):greaterthan10


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