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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