China Geological Equipment Group Co., Ltd.
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  6. Portable Seismograph

Portable Seismograph

Application
  • Traditional seismic prospecting and earthquake prediction systems in seismic stations;
  • Quality inspection of civil engineering;
  • Measurement of long-time ground micro-vibration;
  • Monitoring explosion vibration.
Specification
Volume φ140×170mm
Weight 3kg
Color Yellow, red etc.
Waterproof depth 1m
Channel 3 for velocity geophone
Continuous operation duration >20 days
Geophone frequency bandwidth 0.2 Hz ~ 200 Hz
Dynamic range > 120 dB
Amplitude consistency between channels <5%
Phrase consistency between channels <0.1ms
Crosstalk suppression between channels >100db
Lateral vibration suppression Better than 0.1%
Self-noise Below NHNM curve; below NLNM curve when 5s~1Hz
Power consumption 0.2w
External powe supply 5v~12v, chargeable
Sampling rate 1000, 500, 250, 100, 50 sps
Internal high accuracy clock OCXO, 0.5 PPM@4℃
Storage capacity 32 GB (64GB extendable)
Data format Miniseed (SAC, SEGY etc. convertible)
Setting Bluetooth, USB and RS232 serial interface
Data transmission USB 2.0
Feature
  • With a case made of high-quality alloy, the main unit is structurally firm, light weighted, waterproof and anti-interference.
  • With a low-noise design, the system noise is less than 3μV.
  • The data can be safely and reliably stored in a removable TF card.
  • Remote control and real-time data transmission can be conducted via wired and wireless network.
  • Besides internal electronic compass, the chargeable lithium battery allows continuous operation of over 20 days.
  • The optional external single 5V power supply make the seismograph more suitable for long-time unmanned seismic observation in the wild.
Related Products
  • Geological Seismometer, Type DZQ6-2A
  • Geological Seismometer, Type DZQ12-2A
  • Digital Broadband Seismograph
  • Portable Seismograph
Inquiry Form
Contact Us

China Geological Equipment Group Co., Ltd.

Add.: 5th Floor, Botai Mansion, No. 221 Wangjing Xiyuan, Beijing 100102

Contact Us:
Tel: +86-510-83769831

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Tags
Portable seismograph portable seismometer digital seismograph geological seismometer
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