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 FBG Sensors

 Optical strain gauges

 Assembled FBG sensors

 Vibration Sensor

 Crack Sensor

 Embeddable Strain Sensor

 Temperature Sensor

 Displacement Sensor

 Monitoring systems

 Accessoires

High Resolution Vibration Sensor



Features Application Packaging

This novel sensor was developed for a high resolution monitoring of dynamic strain of low amplitude, like induced by blasts, earth-quakes or other seismic events.

Its special trancducing carrier allows the sensor a reliable mea- surement of strains < 0.05 µm/m. Combined with a fast detecting FBG monitoring system the sensor allows the recording of vibrations up to 150 Hz, that are typically induced by seismic waves.

  • Monitoring of blasting events on civil structures, rocks, pipelines ...
     
  • Chrack monitoring in civil or industrial structures, ancient buildings
     
  • Geotechnical displacement measurements, deformation monitoring, gap watching

Vibration Sensor

The sensor can be fixed by screws or by glue onto the surface of the measurement object.


Specification Standard
Wavelength
Reflectivity
FWHM
Strain Resolution
Strain limit
Gain
Operating temperature
Sensor length
Pigtail length
Termination


Blast event Petersberg/SA, 23/04/2000
Measurement Graph
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