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Help Center2015 Best-selling Digital Engineering Seismometer
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2015 Best-selling Digital Engineering Seismometer
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
Function:
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
Channel: 24/48/96
Sampling points: 1024/2048/4096/8192/16384; several sampling point quantity for micro-tremor survey.
Sampling rate: 10μs,25μs,50μs,100μs,200μs,500μs,1ms,2ms,5ms,10ms,20ms; 1ms-200ms for micro-tremor survey
A/D Converter: 24 Digit
Signal overlaying enhancement: 32 Digit
Dynamic range: 144dB
Transmission bands: 0.1Hz~4000Hz
Noise: 1μV under whole frequency
Range consistency: ±0.2%
Phase position consistency: ±0.01ms
Distortion factor: ± 0.05%
Retardation: 0~9999ms
Input impedance: 20k
Channel crosstalk suppression: ≥90dB
Low-cut filter gradient: software filtering
High-cur filter gradient: better than 72dB/times sound interval
50Hz wave trap: 40dB
Data format: SEG-2
Working temperature: -10℃~+50℃ 90%RH
Storing temperature: -20℃~+60℃
Power supply: DC12V 4A
Weight: 12Kg
Dimension: 524mm×428mm×206mm
Geophone Specification:
38Hz Vertical Geophone (Shallow reflection & refraction)
60Hz Vertical Geophone (Shallow reflection & refraction)
100Hz Vertical Geophone (Seismic imaging profiling)
4Hz Surface Wave Geophone
Micro-tremor Geophone
Three-component Geophone (Suitable well diameter 58mm/89mm; suitable well depth 50-100m)
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