FBG Interrogators

PhotonFirst develops custom interrogation systems tailored to customer needs. Additionally, we offer standard interrogator products that already fit a wide range of applications. So whether you require a specialized solution or an off-the-shelf product, PhotonFirst ensures high-quality and reliable performance for your sensing requirements.

GTR

FBG Interrogator 

The GTR features new and innovative FBG sensing functionality, based on integrated photonics. The platform is a miniature, out-of-the-box system platform supporting optical chipsets for a wide range of applications and environments. The basic GTR device is a single channel FBG interrogator that features 1pm precision, highspeed sampling and easy integration to your applications.

Benefits

  • Small size, low weight, and low power consumption
  • Available for OEM integration
  Download Datasheet 
GTR Product

Special features

  • Small, reliable, and high performance
  • 1 optical channel, 8 FBG sensors
  • 19,23 kHz sampling rate

SGTR

multichannel FBG interrogator

The SGTR demonstrates great versatility, providing fast channel multiplexing, high resolution sensing and high sampling speeds per channel. With its unique set of features, its reduced size, weight, and power specifications, the SGTR provides an excellent FBG interrogator solution.

Benefits

  • Suitable for sensing applications in all markets
  • Small size, low weight, and low power consumption
  • Compliant to PhotonFirst modular technology platform
  Download Datasheet 
SGTR Product

Special features

  • 8 optical channels
  • Scan rate over all channels 30 Hz, maximum sampling frequency (one channel) 19,23 kHz

Custom FBG Interrogators


Different customer-specific requirements and operating environments demand varied interrogation functionalities. To date, PhotonFirst has developed more than 25 custom interrogation solutions aimed at:

  • Mini size interrogators
  • DO-160 compliant solutions (shock and vibration proof)
  • Specific data interfaces (Ethernet, CAN, SSI)
  • High precision measurements (<1 femtometer)
  • 2000 FBG sensing points per fiber
  • High speed (100kHz)

Depending on the customer's needs, we can define tailored solutions to meet their specific demands.

DO-160 qualification & HALT
DO-160 qualification & HALT
Operating on military helicopter blades while withstanding forces of up to 50G
Operating on military helicopter blades while withstanding forces of up to 50G
Tilt rotor blade monitoring and succesfull operation at 900 RPM
Tilt rotor blade monitoring and succesfull operation at 900 RPM
Miniaturization, USB-drive size interrogators.
Miniaturization, USB-drive size interrogators. 

1NTEGRATE: an integrated Structural Health Monitoring system for stationary and rotating aircraft components. More information click here

PhotonFirst team

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