Customization: | Available |
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Accuracy: | 1mm |
Horizontal Line: | 1 |
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Borehole Seismic Survey Geophone Downhole 3 Component Seismic Sensor Downhole Test Shearwave Geophone
The down-hole three-component geophone, is a kind of electrodynamics velocity sensor, generally used to receive seismic waves down the hole. The geophone is made up from 3 high-sensitivity orthogonal Cartesian coordinates, which can sense the seismic wave from the 3-directions respectively.Natural frequency (Hz): 38±5% |
Sensitivity (mv/cm.s-1): 1000±5% |
Damping factor: 0.6±10% |
Inner resistivity (Ω): 3840±5% (core body) |
Distortion: ≤0.2% |
Insulation resistance (MΩ): ≥50 |
Running temperature(ºC): -40 to +70 |
Probe size (mm×mm): Φ50×440 |
Normal work angle :< 20 degree |