100Hz Geophone for Coal Mine Prospecting

• Customization: Available
• Accuracy: <1mm
• Horizontal Line: 1
• Model NO.: 20dx geophone
• Vertical Lines: 1
• Natural Frequency: 100Hz
• Geophone Type: P Wave or S Wave
• Geophone Shell: Reinforced Land Case
• Spike: Tripod or 75mm Steel Soil Spike
• Geophone Cable: 4.6mm to 7.8mm Od Optional
• Geophone Connector: Split Plate Clip, Mueller Clip, Kck, Kooter, Kcl
• After-sales Service: Available
• Warranty: 3 Year Limited Warranty
• Transport Package: Standard Export Carton
• Specification: 1x1
• Trademark: SEIS TECH
• Origin: China
• HS Code: 9015800090
• Production Capacity: 50, 000sets/Year

Product Description

100Hz Geophone is an ideal choice for shallow seismic survey and it is mostly widely used in coal mine geological prospecting and exploration with the following features:

Good parameter consistency.
 

Firm mechanism structure.
 

Excellent sealing & stability.
 

Reinforced casing suitable for land ,snow, marsh and transition zone with Steel spike or Brass spike optional.
 

Assorted geophone connectors and geophone cables are available.
 

Compatible with various main stream seismographs such as Geometrics Geode, Strata Visor, Summit, PASI GEA24 and etc.
 

Also Suitable for multi-wave component seismic data acquisition.
 

3-year limited warranty on basic element exclusive of high voltage, lightening or physical abuse.

We supply 100Hz geophone sensor, geophone element, land cased geophone, triaxial geophone and multi-geophone string with KCK connector, KCL connector, 408 connector, Kooter connector, MP16 connector, Split spring connector or Mueller clip connector. Lead wires from O.D 4.6mm to O.D 7.8mm available.

Type	ST-20DX, 100hz
Natural frequency ( Hz )	100±5%
Open circuit damping	0.45±5%
Open Circuit Intrinsic Voltage Sensitivity(V/m/s)	23.0±5%
Coil Resistance (ohms)	570±5%
Harmonic Distortion ( % )	≤0.2
Typical Spurious Frequency ( Hz )	≥600
Moving Mass ( g )	5.0
Max. coil excursion p-p (mm)	1.5
Max .tilt angle	20º
Element Diameter (mm)	27.0
Element Height (mm)	33.5
Element Weight (g)	95.0
Operating Temperature(ºC)	45ºC to + 80ºC
- All parameters specified herein are rated at a temperature 20ºC±2ºC.      - 3-year limited warranty exclusive of high voltage, lightening and physical abuse.