Distributed Acoustic Sensing

Monitoring of Critical Infrastructures

The FTH-DAS enables continuous real-time monitoring via fiber optic cable. Events are detected over long distances, precisely localized and analysed with AI support.

Real-Time Monitoring with Distributed Acoustic Sensing

Distributed Acoustic Sensing (DAS) uses existing fiber optic cables as sensors for vibrations and acoustic events along the line. Viavi's powerful FTH-DAS uses these signals for continuous real-time monitoring of infrastructures such as pipelines, power grids, data centers and even entire sites. Events can be clearly visualized, classified and analysed via the AI-based alarm management interface (AMS). 

 

Precise Fault Localization over Long Distances

The compact FTH-DAS takes up just two height units in the rack. Even where space is limited, it can be easily integrated into any technology room or data center. With a sensor distance of 67 cm, interference can be localized over distances of up to 100 km with an accuracy of 33 cm. The lowest detectable frequency is 1 Hz. Depending on the cable length, the device supports frequency responses of up to 50 kHz. The device offers 1 TB of internal memory and can be integrated into existing systems via various interfaces (1 GbE, 10 GbE, HDMI, USB-C).

 

Markets & Applications

  • Energy supply 
  • Pipelines (oil, gas, water) 
  • Security and perimeter protection 
  • Telecommunications and data centers 
  • Transportation and traffic 
  • Utilities and Smart Cities 

Features

  • Channels: 2 simultaneous measurement channels
  • Fiber type: Singlemode (ITU G652, G657), compatible with G655, G656
  • Maximum cable length per channel: 50 km (100 km total with dual channel)
  • Minimum resolution: 0.33 m (user-selectable)
  • Sampling interval: 0.67 m
  • Minimum frequency: 1 Hz
  • Maximum frequency (depending on cable length): 50 kHz @1 km; 1.0 kHz @50 km
  • Internal memory: 1 TB (non-removable)
  • Operating temperature: +5 °C to 40 °C

Benefits

  • Real-time monitoring over long distances
  • High spatial resolution
  • Broad frequency spectrum for event detection
  • AI-supported event analysis

LASER COMPONENTS Germany - Your competent partner for fiber technologies, optical and optoelectronic components in Germany.

Welcome to LASER COMPONENTS Germany GmbH, your expert for photonics components. Each product in our wide range of fiber technologies, detectors, laser diodes, laser modules, optics, and more is worth every Euro (€/EUR). Our solutions cover all conceivable areas of application: from sensor technology to medical technology.
You can reach us here:

Werner-von-Siemens-Str. 15
82140 Olching
Deutschland

Phone: +49 8142 2864-0
Email: info(at)lasercomponents.com

Team of experts
You have questions or need our support?
Please call us.
Employee of LASER COMPONENTS Germany GmbH Dr. Andreas Hornsteiner
Head of Business Unit Fiber Optics
Dr. Andreas Hornsteiner
LASER COMPONENTS Germany GmbH
82140 Olching
Employee of LASER COMPONENTS Germany GmbH Armin Kumpf
Sales Account Manager / Fiber Optics
Armin Kumpf
LASER COMPONENTS Germany GmbH
64331 Weiterstadt
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Laser Components

Werner-von-Siemens-Str. 15
82140 Olching
Deutschland

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