| Customization: | Available |
|---|---|
| Accuracy: | 1mm |
| Horizontal Line: | 1 |
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High Resolution 3C Seismic Nodal Seismograph Multi Node Seismic Data Acquisition Recording System Distributed Seismic Monitoring Device
A nodal seismograph, also known as a nodal seismic system, is a modern and advanced type of seismograph used to monitor and record seismic activity. Unlike traditional seismographs that consist of a single sensor or seismometer, nodal seismographs deploy numerous small, self-contained sensors called "nodes" across a given area.
Application:
Safety Evaluation of Earthquake Region
Shallow geological survey
Urban Underground Space Detection
Geothermal exploration
Coal field goaf exploration
Oil/gas/coal mine/non-ferrous mineral exploration, etc.
Each node in a nodal seismograph system typically consists of a three-component seismometer, a data storage unit, and a power source. These nodes are distributed over the designated area, often by burying them in the ground or attaching them to the surface using stakes or adhesive. The nodes are connected by cables or wirelessly linked to a central recording station.
One of the advantages of nodal seismographs is their ability to provide high-resolution and dense spatial coverage of seismic events. By deploying multiple nodes, they allow for better detection and monitoring of seismic waves in three dimensions. This information is crucial for accurately analyzing and understanding earthquake activity, monitoring volcanic activity, or studying other geological phenomena.
The recorded data from nodal seismographs can be analyzed to determine the magnitude, location, and other characteristics of earthquakes or other seismic events. This data helps seismologists and geoscientists to improve earthquake monitoring and early warning systems, investigate tectonic processes, and contribute to our knowledge of Earth's structure and dynamics.
| Natural Frequency | 2Hz or 5Hz selectable |
| Sensitivity | 180V/m/s |
| Volume | 107.5mmx107.5mmx125.5mm (without cone) |
| Weight | <1.30kg (with battery, without vertebrae) |
| Waterproof performance | IP67 |
| Operating temperature | -40°C~85*C |
| Number of channels in a single station | 1 channel |
| Synchronization accuracy | ≤1μs |
| AD converter | 32 bits |
| Dynamic Range | 123dB ( 1ms sampling interval, 0dB preamp gain) |
| Endurance | Built-in battery life of 35 days ( GPS signal strength greater than -130dBm ) |
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