IPDB › China Industry › Instruments & Meters
China, Chinese 28Hz Geophone with Soil Spike for P Wave and S Wave1 Industrial Products Supplier Manufacturer Details, price list catalog:
China Industrial Products Supplier Manufacturer List Catalog
Geographic Surveying InstrumentInclinometerGeopone StringGeophone Array
SEIS TECH INC.
Preview:
Product Description Geophone 28Hz with Reinforced Land Case is an ideal choice for shallow seismic survey and it is mostly widely used in coalmine geological prospecting and exploration with the following features:* Good parameter consistency. * Firm mechanism structure. * Excellent sealability and stability. * Vertical geophone, horizontal geophone are available which are also suitable for three component applications. * Reinforced land case and spike are specially designed for rugged fields. * Assorted geohone connectors and geophone cable are available.* 3-year limited warranty on basic element exclusive of high voltage, lightening or physical abuse.We supply 28Hz geophone element, single geophone, geophone array and multi geophone string with KCK connector, KCL connector, 408 connector, Kooter connector, MP16 connector, Split spring connector and Mueller clip connector optional as the lead connector. Geophone leader cable from O.D 4.6mm to O.D 7.8mm available.TypeST-20DX, 28hz (Equivalent to GS-20DX,28hz)Natural frequency ( Hz ) 28±5%Coil Resistance (ohms)395±5%Open circuit damping 0.27±5%Damping with Shunt Resistor0.552±5%Calibration Shunt Resistor(ohms)1000Open Circuit Intrinsic Voltage Sensitivity(V/m/s)39.0±5%Sensitivity with Shunt Resistor(V/m/s)28.0±5%Harmonic Distortion ( % ) ≤0.2Typical Spurious Frequency ( Hz )≥350Moving Mass ( g )11.0Max.coil excursion p-p (mm)1.5Max.tilt angle20oElement Diameter (mm) 25.4Element Height (mm) 33.0Element Weight (g) 100.0Operating Temperature(oC)--45oC to + 100oCWarranty Period 3 years- All 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.
Purchasing Request
Note: Send your purchase request, and we will screen suppliers or manufacturers for you free of charge...