PRODUCTS
Nodal Geophone Sensor 5Hz
Nodal geophone sensor 5Hz is an ideal choice for the nodal system, single point acquisition in landslide monitoring, shallow exploration in urban areas, natural seismic observing, background notice collecting, etc.
- Special orientations upon request including vertical and horizontal
- Widely used in industrial monitoring
- The ideal choice for Nodal system and fully compatible with eSeis and SmartSolo system.
- Rugged construction with precious-metal, rotating-coil contacts.
- High open circuit intrinsic voltage sensitivity of 80.0V/m/s.
- 2-year limited warranty exclusive of high voltage, lightening or physical abuse.
Click here and download the data sheet of nodal geophone sensor 5Hz or contact us and get more detailed information.
For any inquiries, please contact with our Marketing Team at sales@seis-tech.com or Supporting Team at info@seis-tech.com.
MAIN TECHNICAL PARAMETERSMain Parameters for Nodal Geophone Sensor 5Hz
| Type | ST-5NA |
| Natural frequency ( Fn ) | 5Hz ± 7.5% |
| Open Circuit Damping | 0.60 ± 7.5% |
| Coil Resistance | 1850Ω ± 5% |
| Open Circuit Sensitivity | 80.0 V/m/s ± 5% |
| Harmonic Distortion | ≦0.1% |
| Typical Spurious Frequency | ≧150Hz |
| Moving Mass | 22.70g |
| Max.coil Excursion p-p | 3mm |
| Max.tilt Angle | 10º |
| Element Diameter | 32.0mm |
| Element Height | 44.0mm |
| Element Weight | 166g |
| Operating Temperature | -40℃ to + 80℃ |
| Warranty Period | 2 years |
| ● All parameters specified herein are rated at a temperature of 20℃±2℃. ● 2-year limited warranty on basic elements exclusive of high voltage, lightening and physical abuse. | |
– Other type of geophones are also available: SM-4 Equivalent, SM-6 Equivalent, SM-24 Equivalent, SG10 Equivalent, GS-20DX Equivalent, GS-32CT Equivalent, GS ONE Equivalent, 1Hz, 2Hz, 2.5Hz, 3Hz, 4Hz, 4.5Hz, 5Hz, 8Hz, 10Hz, 14Hz, 15Hz, 28Hz, 30Hz, 38Hz, 40Hz, 60Hz,80Hz and 100Hz.
– High sensitivity geophone 2Hz is also available.
– Omnidirectional geophone 14Hz is also available.
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