The main function
Natural source surface wave exploration
Site long-term micro-motion measurement
Transient multi-point Rayleigh wave exploration
Earthquake prediction station system
main feature
Rich product series and wide frequency band can adapt to various application scenarios;
—Integrated cableless design, built-in data collector and high-sensitivity three-component sensor;
Remote and inter-station communication can choose 2G, 3G, 4G, Ethernet, ZIGBEE wireless bridge, private network and other methods;
Optional 4G remote communication, cloud service, pileless construction ID, jOPENS and other system function suites.
Main Specifications
Band width: C5 type: 5s~200Hz
D10 type: 10s~200Hz
Number of channels: three-component velocity detector
Dynamic range: 2 120 dB
Inter-track amplitude consistency: <5%
Phase difference between tracks: <0.1ms
Inter-channel crosstalk suppression: >100db
Whole machine sensitivity: 1.08E+10 Cnt/m/s (5s~200Hz)
2.074E+10 Cnt/m/s (10s~200Hz)
Lateral vibration suppression: better than 0.1%
Self-noise level: C5 (5s~200Hz) the whole frequency band is lower than the NHNM curve 5s~lHz is lower than the NLNM curve D10 (10s~200Hz) the whole frequency band is lower than the NHNM curve 10s~11HZ is lower than the other 1\11\/1 curve
Sampling rate: 500, 200, 100, 50 sps
Clock accuracy: OCXO, 0.5 PPM@4°C
Storage capacity: 32 GB (expandable to 64 GB)
Data format: MiniSEED (can be converted to SAC format)
Interactive platform: Windows, Android cloud platform
Data interface: USB, plug-in TF card
Continuous working hours: >480 hours (at 25°C)
Waterproof rating: IP68
Working environment: -25°C ~ + 55°C, 95%RH
Dimensions: Medium 146x170mm
Weight: 3 kg
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