High Sensibility Vertical Geophone , Vertical Seismic Geophone String
Seismic Geophone 28Hz Vertical with KCK Male connector (408 connector) Type Single Geophone 28Hz Geophone Direction Vertical Direction / Horizontal Direction Geophone Type 28Hz Geophone Case Waterproof Land Case Spike Steel Spike length75mm Lead-in Standard:1mlead-in with O.D.4.6mm Custom Outer Diameter / Lead Distance available Connector Type *Mueller Clips *Split Spring Clip *KCK Connector( Male or Female / Push Fit or Lock Ring Type) *Kooter Connector( Male or Female /KCL
Seismic Geophone 28Hz Vertical with KCK Male connector (408 connector)
| Type | Single Geophone 28Hz |
| Geophone Direction | Vertical Direction / Horizontal Direction |
| Geophone Type | 28Hz |
| Geophone Case | Waterproof Land Case |
| Spike | Steel Spike length75mm |
| Lead-in |
Standard:1mlead-in with O.D.4.6mm Custom Outer Diameter / Lead Distance available |
| Connector Type |
*Mueller Clips *Split Spring Clip *KCK Connector( Male or Female / Push Fit or Lock Ring Type) *Kooter Connector( Male or Female /KCL male or KCL female or KC2L-4 Dual ) *Other Connector Type available |
Single geophone 28Hz Vertical in land case with spike 75mm, with 1m leader cable,terminated with KCK Male connector (408 connector)
| Type | EG-28-II |
| Natural Frequency ( Hz ) | 28Hz ± 5% |
| Coil resistance(Ω) | 385 ± 5% |
| Open Circuit Damping | 0.6± 5% |
| Damping With Shunt Resistor | 0.634 ± 5% |
| Open Circuit Intrinsic Voltage Sensitivity ( v/m/s ) | 31.0 v/m/s ± 5% |
| Sensitivity With Shunt Resistor ( v/m/s ) | 29.5 v/m/s ± 5% |
| Damping Calibration-Shunt Resistance(Ω) | 7500Ω |
| Harmonic distortion ( % ) | ＜0.2% |
| Typical Spurious Frequency (Hz ) | ≧300Hz |
| Moving Mass ( g ) | 10.2g |
| Typical case to coil motion p-p ( mm ) | 1.6mm |
| Allowable Tilt | ≦20º |
| Operating Temperature Range ( ℃ ) | -40℃ TO +100℃ |
| Height ( mm ) | 32mm |
| Diameter ( mm ) | 26mm |
| Weight ( g ) | 80g |
| Warranty Period | 3 years |
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