Warranty:1 years Place of Origin:Shaanxi, China Power:NO Material:Metal Size:30.15mm Natural Frequency:10Hz Sensitivity:22.8 v/m/s ± 2.5% Coil Resistance:350±2.5% Damping:0.68±5% Element Diameter:27.4mm Element Height:30.15mm Element Weight:78g Operating Temperature Range ( ℃ ):-40℃ to +100℃ HS Code:9015900090 Product Description Equivalent to SG10 geophone 10hz sensor Vertical The high-precision geophone has advanced design, high false frequency and excellent anti-interference. The tolerance of each parameter is controlled within ±2.5%, the distortion is less than ≤0.075%, the performance is stable, the accuracy is high, and the signal is high. The collection is rich and accurate, and is suitable for all kinds of accurate seismic exploration. All parts are processed by precision machining, and the production process is mature and stable. The SG10 Geophone 10Hz is mainly used for geological seismic exploration of oil and gas fields, coal fields and geo-minerals in land, lakes and other areas with land depth and water depth of not more than 3 meters. For 2-D & 3-D seismic exploration with bandwidth from 10Hz up to 240Hz. Specification All parameters specified here in are rated at a temperature 20℃±2℃ . Type EG-10HP-II (SG10 equivalent) Natural Frequency ( Hz ) 10 ± 2.5% Coil resistance(Ω) 350±2.5% Open Circuit Damping 0.68±5% Sensitivity (v/m/s) 22.8 v/m/s ± 2.5% Harmonic distortion ( % ) ＜0.075% Typical Spurious Frequency (Hz ) ≥240Hz Typical case to coil motion p-p ( mm ) 1.78 mm Moving Mass ( g ) 8.4 g Allowable Tilt ≤15º Height ( mm ) 30.15 Diameter ( mm ) 27.4 Weight ( g ) 78 Operating Temperature Range ( ℃ ) -40℃ to +100℃