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20 m Invar Extensometer Pack ‖ Convergence movement monitoring

The Extenso pack includes all the necessary components for deploying the extensometer. It enables the assessment of structural stability and integrity by detecting changes in convergence. 

It is necessary to have a DELTA L+ sensor (sold separately).


469.00 € 469.00 € Tax Excluded
469.00 € Tax Excluded

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30-day money-back guarantee
Shipping: 2-3 Business Days

Discover the
Extenso Pack in action! 

Customer Case: Church monitoring



Download the case study

In Brief
View all features


   Installation time 15 min

  Autonomy From 1 to 4 years depending on the chosen frequency

   Resolution   0.01 mm - 1C°

   Transform your DELTA L+ into a convergence meter

Secure

Monitor all your infrastructures remotely and continuously with our connected sensors and receive alerts in case of issues.

Connected

Connect your sensors directly to a free and user-friendly mobile application to continuously monitor all your structures.

Plug & Play

Easy to install, from a few minutes to just seconds, your sensors can be mounted on all types of materials (concrete, stone, metal, wood, etc.).

Measure of convergence

connected

Download the product sheet

The Pack Extenso DELTA L+ allows you to transform your sensor into a precise and reliable convergence measurement tool, suitable for numerous applications. With an accuracy of 0.01 mm/°C and a 25 mm range, it ensures accurate measurements over long distances while remaining easy to use and install. Compact and resistant (IP66), it meets the needs of professionals looking for high-performance solutions for infrastructure monitoring.

Connected to the FEELBAT mobile application, it allows you to track and analyze measurement data in real-time directly from your smartphone. Thanks to an intuitive and user-friendly interface, the application provides easy access to detailed information while offering customization options to adjust settings according to specific needs.

Manage and centralize your projects for faster and more informed decision-making, even on the go.

No more spending hours on your reports! With just a few clicks, you can generate customized PDFs tailored to your brand and needs.

The Pack Extenso DELTA L+ is designed for simple and fast installation, compatible with even the most complex structures. Thanks to its plug & play system, it becomes operational in just a few minutes and offers remarkable autonomy, allowing you to focus on your analyses without logistical constraints. Its robust design and seamless integration with the DELTA L+ system make it an essential solution for infrastructure monitoring.

Power Supply

battery 3,6V -2,6Ah 
Battery life 1 to 4 years

Measurement, Precision, Resolution​

Measure from 0 to 25 mm / (+ or - 1)
Precision 0.01 mm / 1°C 
Resolution ​5 µm - 0,5 °C (+or-) 


Connectivity

LPWAN Network 
Bluetooth
4G


Internal Memory

Up to 250,000 measurements


Dimensions & Weight

Dimensions 20 cm - Ø 85 cm
Weight 450g


Protection

IP66


Included in the pack

  • 1 extensive set 

  • 3 return springs 

  • 2 M6 low nuts, A2 stainless steel 

  • 1 tensioner 6 x 110, Zinc Coated Steel 

  • 2 M6 ring nuts, A4 stainless steel 

  • 2 ring anchors 

  • 1 cover with hexagon head screw M6 x 20, A4 stainless steel 

  • 2 M6 nuts, A4 stainless steel 

  • 20 m of extended wire

 Mounting advice

  • Drill with bit suitable for the substrate (Ø 14 mm for ring anchors)

  • 10 mm flat spanner (M6 nuts and ring nuts)

  • 10 mm spanner (for M6x20 mm screw)

  • PH1 crosshead screwdriver (connection cover)

  • Allen Key Hammer 2.5 mm

  • Scissors or cutting pliers

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Contact

contact@feelbat.fr

04 123 800 90


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FEELBAT develops connected sensors to provide you with solutions for monitoring cracks, tilt, humidity, etc. remotely and continuously.

From installation to data analysis, we support you in the monitoring of structures (SHM - Structural Health Monitoring).


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