Seismometer-Strong-Motion-eQuake-NOVA
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Seismometer Strong Motion eQuake-NOVA - Image 4

Seismometer Strong Motion eQuake-NOVA

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Description

This product is the most innovative & high-tech solution for seismic monitoring networks, developed by TDG. It includes an ultra low noise three component seismic internal accelerometer, which breaks the boundaries of conventional recorders. This digital system offers excellent noise performance and unmatched resolution, providing simultaneous sampled acceleration data through the ethernet interface. The product is equipped with an embedded linux powered single board computer system, easily handling all the connection, configuration, data processing, data transfer, event-handling and storage tasks. The unit offers the best price-performance ratio and the most innovative design of its class.

Features

  • Unmatched Price / Performance Ratio
  • Internal High-Tech Triaxial Servo Seismic Accelerometer
  • Ultra-High Resolution, Ultra-Low Noise Performance
  • DC-200 Hz Standard, Optional High-Frequency Bandwidth up to 400 Hz
  • ±2g, ±5g, ±15g Range Options
  • Up to 1000 SPS Sampling Rate
  • Direct-GPS Technology
  • >160 dB Dynamic Range
  • Nano-G Level Vibration Measurements
  • Embedded Linux
  • Ethernet  TCP/IP Communication
  • High Internal Storage
  • Compact & Robust Design

Applications

  • EARTHQUAKE MEASUREMENTS / EARTHQUAKE INTENSITY
  • MICRO-ZONING AND REGIONAL SEISMIC MAPS
  • SEISMIC STRONG MOTION NETWORKS
  • STRUCTURAL HEALTH MONITORING
  • UNDERGROUND RESOURCES, ENERGY, GEOTHERMAL, MINING, GEOLOGICAL RESEARCH
  • MICRO-TREMOR MEASUREMENTS
  • BLAST MEASUREMENTS

Spesification

Sensor And Digitization
Resolution29 Bit, 224 counts / g, 32 Bit Data Output
Digital ConversionFPGA based ∆∑ Modulation, Filtering & Downsampling
Test & CalibrationAutomatic Selft Test & Remote Sensitivity/Calibration Control
Sampling Rate1000.500.250.200.100.50 Samples I Second Selectable
Sampling TypeSimultaneous
Sensor3 Component, Ultra-Low Noise, True-Integrated Mass Based, Electro-Mechanical, Seismic FBA Grade Accelerometer
Measurement Range±2g (±5g, ±15g selectable)
Frequency RangeDC - 400 Hz
Cross Axis Sensitivity< 0.002 g/g
Test & CalibrationAutomatic Selft Test & Remote Sensitivity /Calibration Control
Dynamic Range*160 dB*
Self Noise**< 0.2 μg rms (1 - 10 Hz. Below AHNM and NHNMJ
FilteringFIR Kasier (Anti-Aliasing) Filter Fe (Default): 16 Hz @.50 sps 36 Hz @.100 sps 60 Hz @.200 sps 83 Hz @250 sps 210 Hz @.500 sps 460 Hz @1000 sps (Different Fe values are possible)
Embedded System
Real Time Micro Controller32 Bit ARM Cortex-M3 100 MHz
Linux Micro ControllerARM Cortex-AS 1 GHz
RAM512MB
Opeming SystemGNU/LINUX Debian
Timing
GPS SynchronizationDirect ADC Clock Synchronization with GPS Disciplined Oscillator
GPS Receiver72 Chanel, GPS, GLONASS, BeiDou, Galileo
Time Signal Accuracy< 20 ns
NTP, PTPAvailable up on request
lnternal Recording and Triggering
Triggering OptionsLevel STA I LTA (Independent for Each Axis)
Continuous Recording15, 30, 60 minutes size selectable continuous circular buffer (MiniSeed)
Storage4 GB On-Board Storage 8/16/32/64 GB SLC Type Micro-SD Card (To be specified at order) External USB Memory Connection
Pre Trigger Time720 s
Communication
EthernetTCP/IP, FTP, SCP, SSH Ethernet 10/100BaseT GPRS/EDGE/3G/4.SG/ ADSL ready
Data TransferSeedlink (MiniSeed ) Server (Port & Ring Size selectable) Multi Client Support Special TDG Data Protocol Web Server FTP Server
ConfigurationEasy Configuration and File Access via Web Server Remote Control and Configuration
Secondary Comm. InterfaceSerial Port (Optional)
Power
Power Input9 - 36 V DC
Power Consumption12V/375mAh
Input & Output
Power, Ethernet, GPSMilitary Type IP67 Connectors
DisplayOLEO LCD Status, RAM, Voltage, Internal Temperature, Trigger information
Physical & Environmental
Dimensions200x150 x 75 mm
Operating Temperature-30 c° ... + 70 c°
Storage Temperature-30 c° ... + 80 c°
EnclosureIP67, Metal Enclosure
Certification
CELVD (2014/35/EUJ EMC (2014/30/EU)
LocalHome (Inland) Produce Certification
CalibrationTDG Calibration Lab. Factory Calibration
Software
TDG SoftwareMONSTER EQ-LAB
3. Party SoftwareSEISCOMP EARTHWORM SWARM