Customization: | Available |
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Accuracy: | 1mm |
Horizontal Line: | 1 |
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Earthquake Seismograph Detection Earthquake Testing System
Excitation Methods and Exploration Depths
Widely used in engineering geophysics for projects in hydropower, electric power, railways, bridges, urban construction, and transportation, the instrument is also applicable in resource exploration for oil fields, coal mines, uranium deposits, and groundwater resources.
Main Application
Inspection of foundation, roadbed and foundation engineering
Investigation of foundation and roadbed cavities and exploration of karst
Layering of Quaternary cover
Classification of foundation soil types and investigation of diseased geological bodies
Layering investigation of physical properties of foundation rock and soil media
Inspection of foundation reinforcement effect and quality of roadbed backfill rolling
Investigation of bedrock burial depth and hidden geological structure
Inspection of tunnel engineering
Investigation of tunnel route and classification of cavern surrounding rock
Inspection of concrete lining quality
Inspection of tunnel bottom and advance detection
Vibration monitoring
Operation observation of large and medium-sized reservoirs
Detection of hidden dangers in dams
Measurement of reservoir siltation and inspection of silt discharge effect
Inspection of construction of embankment dumping of large and medium-sized water conservancy hubs
Bridge engineering inspection
Investigation of bridge pier foundation types
Inspection of concrete quality of abutment pile foundation
Vibration monitoring of bridges
Inspection and evaluation of environmental and geological disasters
Investigation of landslides, karst, debris flows, goafs and active fractures
Technical specification:
Channel |
6/12/24/48 |
Sample stations |
1024, 2048, 4096, 8192, 16384 |
Sampling frequency |
10μs, 25μs, 50μs, 100μs, 200μs, 500s, 1ms, 2ms, 5ms, 10ms, 20ms |
Micro-seismic survey |
1ms~200ms, selectable |
A/D converter |
24-bit |
Signal stack and amplification |
32bit |
Dynamic range |
144dB |
Frequency pass bands |
0.1Hz~4000Hz |
Noise |
1μV(full-frequency) |
Amplitude consistency |
±0.2% |
Phase consistency |
±0.01ms |
Lapse-time |
0~9999ms |
Data format |
SEG-2 |
Operation temperature |
-10ºC~+50ºC, 90%RH |
Memory temperature |
-20ºC~+60ºC |
Power |
DC 12V 4A(5.5A at 48 channel) |
Dimension |
400mm*310mm*180mm |