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China, Chinese Starter Geophone 10Hz with BNC Male Connector for Vibration Monitoring1 Industrial Products Supplier Manufacturer Details, price list catalog:
China Products Details Supplier Manufacturer price list catalog
Geographic Surveying InstrumentStart GeophoneHigh Sensitivity Geophone
SEIS TECH INC.
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Product Description TypeST-10N(Equivalent to SM-4,10hz)ST-10PN(Equivalent to SM-24,10hz)ST-10PG(Equivalent to SG-10)ST-10PD(Equivalent to GS-32CT)ST-20DX 10hz (Equivalent to GS-20DX,10hz)Natural frequency ( Hz ) 10±5%10±2.5%10±2.5%10±2.5%10±5%Open circuit damping 0.2710.250.680.3160.30Damping with Shunt Resistor0.6±5%0.6+5%, -0%/0.698±2.5%0.707±5%Open Circuit Intrinsic Voltage Sensitivity(V/m/s)28.828.822.827.528.0Sensitivity with Shunt Resistor(V/m/s)22.7±5%22.5±2.5%/19.7±5%20.0±5%Coil Resistance (ohms) 375±5%375±2.5%350±3.5%395±5%395±5%Harmonic Distortion ( % ) <=0.2<=0.1<0.075<=0.1≤0.2Typical Spurious Frequency ( Hz )>=240>240>240>=250≥200Moving Mass ( g )11.311.08.411.211.0Max.coil excursion p-p (mm)2.02.01.781.51.5Max.tilt angle20o10o15o10o20oElement Diameter (mm) 25.425.427.425.425.4Element Height (mm) 323230.1533.333.5Element Weight (g) 7487788987.0Operating Temperature(oC)-40oC to + 100oC-40oC to + 100oC- 40oC to + 100oC-40oC to + 100oC--45oC to + 100oCWarranty Period 3 years3 years3 years3 years3 yearsAll parameters specified herein are rated at a temperature 20oC±2oC.3-year limited warranty on basic element exclusive of high voltage, lightening or physical abuse.
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