Functions

• Transient multifold Rayleigh wave prospecting
• Shallow reflection survey
• Shallow refraction survey
• Wave speed (secondary wave) survey
• Mutil-wave high density seismic reflection
• Foundation pile inspection
• Civil engineering quality detection
• Site constant micro-tremor survey
• Shake blasting survey

Applications

　Building base, roadbed and foundation engineering detection

• Cavity survey, cavern survey
• Quaternary overburden layer delamination
• Foundation soil type and dangerous geology body survey
• Foundation soil medium physical property delamination survey
• Foundation stabilization and roadbed backfill rolling survey
• Bedrock depth and concealed geology structure prospecting

　Tunnel construction detection

• Tunnel line survey and wall rock classification
• Concrete lining quality detection
• Tunnel bottom detection and leading exploration
• Tremor monitoring

　Large and medium reservoir monitoring

• Dykes and dam incipient fault detection
• Reservoir sedimentation survey and exclusion sedimentation quality inspection
• Large and medium dam jackstone inspection

　Bridge engineering inspection

• Bridge pier foundation inspection
• Bridge pier concrete inspection
• Bridge tremor inspection

　Environmental and geologic Engineering hazard detection and appraisal
Landslide, karst, mud and stone flow, dig-out area, active fault and other detection

 

Features

• Reliable data----internal industrial PC，super large-scale integrated circuit, reasonable constitution design, anti-shake, damp-proof and dust-proof design.
• Integral----integral collecting and processing unit, dialog or automation processing.
• Powerful software----large capacity, long profile, high-resolution color display and plotting.
• Standard data port----diverse standard data port, and supporting data edit function under WINDOWS
  

Technical specifications:

• Channel: 24 (can be expanded to 48)
• Sample:
  　512～8192 sampling points, several notches
  　Micro-seismic observation 8K～192K sampling points, several notches
• Sampling frequency:
  　25μs ~8ms, several notches
  　Microseismic observation 1～ 200ms, several notches
• Transient floating point amplifier
• A/D transition: 24-bit
• Signal stack and amplification: 32-bit
• Dynamic range: 120dB
• Analogue filter: high-pass 1, high-pass 2, low-pass, all-pass four notches
• Pass bands: 0.5Hz ～ 4000Hz
• Host computer
  　586 industrial PC
  　EMS memory: 128M
  　Hard disk: 20GB
  　Floppy disk: 1.44MB 3.5''
  　Display: 640×480 VGA LCD (TFT true color)
  Port: serial and parallel port, external display port
• Software:
  　CSP 5.0 shallow reflection software package
  　FKSWS Rayleigh wave surface wave software package
  　Micro-seismic collecting and processing software package
  　High density and high resolution profile software
• Operating temperature:-10℃～ +45℃, 90%RH
• Power: DC12V
• Power consumption: ≤ 30W