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High Precision SM-4 Geophone Seismic Sensor Long Working Lifespan

Categories Geophone Seismic Sensor
Brand Name: EGL
Model Number: SM 4
Place of Origin: CHINA
MOQ: 1 pcs
Payment Terms: Western Union, T/T,PayPal
Supply Ability: 10000pcs/month
Delivery Time: 5-8 work days
Packaging Details: Carton
Natural Frequency: 10Hz ± 5.0%
Coil resistance: 375Ω ± 5.0%
Open Circuit Intrinsic Voltage Sensitivity( v/m/s ): 28.8 v/m/s ± 5.0%
Typical Spurious Frequency (Hz ): ≥240Hz
Price: Negotiable
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    • Product Details
    • Company Profile

    High Precision SM-4 Geophone Seismic Sensor Long Working Lifespan

    SM-4 Geophone 10Hz ,Vertical / Horizontal


    The SM-4 Geophone 10Hz is a conventional type of moving coil geophone with small error in working parameters and stable and reliable performance. The structure is reasonable in design, small in size and light in weight, and is suitable for seismic exploration of strata and geological environments of different depths.


    TypeEG-10-II (10Hz SM4)
    Natural Frequency ( Hz )10 ± 5.0%
    Coil resistance(Ω)375 ± 5.0%
    Open Circuit Damping0.271 ± 5.0%
    Damping With Shunt Resistor0.6 ± 5.0%
    Open Circuit Intrinsic Voltage Sensitivity( v/m/s )28.8 v/m/s ± 5.0%
    Sensitivity With Shunt Resistor ( v/m/s )22.7 v/m/s ± 5.0%
    Damping Calibration-Shunt Resistance (Ω)1400
    Harmonic distortion ( % )<0.20%
    Typical Spurious Frequency (Hz )≥240Hz
    Moving Mass ( g )11.3g
    Typical case to coil motion p-p ( mm )2.0mm
    Allowable Tilt≤20º
    Operating Temperature Range ( ℃ )-40℃ TO +100℃
    Height ( mm )32
    Diameter ( mm )25.4
    Weight ( g )74
    Warranty Period3 years

    All parameters specified here in are rated at a temperature 20℃±2℃ .



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