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Low Frequency Geophone 2Hz for Hvsr, Masw and Vibration Monitoring
| Price | $500.00 |
|---|---|
| Min Order | 1 Piece |
| Availability | In Stock |
| Shipping From | Shaanxi, China |
| Popularity | 406 people viewed |
Model NO.:
2Hz geophone
Accuracy:
<1mm
Horizontal Line:
1
Vertical Lines:
1
Natural Frequency:
2Hz
Sensitivity:
260.0V/M/S
Distortion:
Less Than 0.3%
DC Resistance:
6400ohms
After-Sales Service:
Available
Warranty:
1 Year
Trademark:
SEIS TECH
Transport Package:
Standard Export Carton
Specification:
1Hz
Origin:
China
HS Code:
9015800090
Product Description
Low Frequency and high sensitivity geophone of ST-2A is designed for receiving deep, low frequency and weak signals, with the characteristics of ultra-low natural frequency, ultra-high sensitivity along with small volume and light weight. ST-2A is suitable for engineering vibration measurement and single point signal acquisition with vertical, horizontal or three-component combination optional.
- High signal-to-noise ratio and wide dynamic range.
- Low natural frequency of 2Hz.
- Ultra-high sensitivity of 260V/m/s.
- Low distortion≤0.3%.
- Single point acquisition, light weight and portable deployment.
- For single geophone array: Equipped with Universal aerospace connector for connecting with main stream acquisition systems.
- For single geophone array: Equipped with stainless steel case with compact and high strength structure.
- For single geophone array: Specialized steel rope for portable hand harrying is available.
- For single geophone array: Equipped with specialized short circuit connector, to ensure service life of the geophone.
- 1 Year limited warranty on basic element exclusive of high voltage, lightening or physical abuse.
| Type | ST-2A |
| Natural frequency (Hz) | 2±15% |
| DC Resistance (ohm) | 6400 ±10% |
| Sensitivity (V/m/s) | 260±15% |
| Open Circuit Damping | 0.7±15% |
| Distortion (%) | <=0.3 |
| Typical spurious Frequency(Hz) | ≥ 90 |
| Moving Mass(g) | 60.0 |
| Max. coil excursion p-p(mm) | 3.0 |
| Allowable Tilt | Vertical: 5º / Horizontal: 3º |
| Element Diameter (mm) | 38.0 |
| Element Height (mm) | 47.0 |
| Element Weight (g) | Vertical:264.0g / Horizonta:l 273.0g. |
| Operating Temperature(ºC) | -40ºC to + 100ºC |
| Working Direction | Vertical / Horizontal / Three-component |
| All parameters specified herein are rated at a temperature 20ºC±2ºC 1-Year limited Warranty on basic element exclusive of high voltage, lightening or physical abuse. | |
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