Surface-mounted FBG strain sensor
The Feibo Zhigan patch-type FBG strain sensor senses structural surface strain through fiber Bragg grating wavelength changes, with a strain sensitivity of approximately 1.2 pm/με, a strain range covering -2500 to +6000 με, and a center wavelength between 1510 and 1590 nm. The product substrate uses high-elastic stainless steel, paired with standard single-mode fiber, with external dimensions of 37 mm × 8 mm × 0.8 mm, and smaller sizes can be customized. The bow-shaped structure and material can be optimized according to project needs, making it easy to install and use in scenarios such as bridges, wind power heavy industry, and ancient building protection. If you need to confirm the specific configuration or quotation, welcome to contact us.
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Tubular packaged FBG strain sensor
The tubular packaged FBG strain sensor uses a fiber Bragg grating as the sensitive element, protects the optical fiber through a tubular packaging structure, and is divided into two forms: embedded type and surface-bonded type. The embedded type can be poured along with concrete or installed inside reinforced concrete, while the surface-bonded type is used for surface strain measurement of steel structures and other surfaces, helping users observe structural strain changes over the long term and perform status analysis. The product resolution is 0.1% F.S., the strain range is -1500με to +1500με, the center wavelength is 1510 to 1590nm, the accuracy is 0.3% F.S., it uses ordinary single-mode optical fiber, the dimensions at both ends are 72×28mm, the middle is 8×8.5mm, and the dimensions can be customized. The dual-end fiber outlets facilitate networking and series connection. If you need to confirm the specific model, configuration, or quotation, welcome to contact us, provide the usage scenario, dimensions, and quantity, and we will assist with confirmation.
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Surface-mounted FBG temperature sensor
This surface-mounted FBG temperature sensor uses the wavelength shift of a fiber Bragg grating to sense temperature changes, and is directly attached or fixed to a structure surface for measurement. It uses a stainless steel substrate and standard single-mode fiber, with an FC/APC connector, a center wavelength range of 1510 to 1590 nm, and a temperature sensitivity of approximately 28 pm/°C. Depending on the coating method, the polyimide-coated version can cover -40 to 300°C, and the bare FBG version can cover -40 to 1000°C. The product is suitable for structural temperature monitoring in fields such as bridge construction, wind power and heavy industry, and ancient building protection. The installation method is flexible, and the bow-shaped structure and material can be optimized according to project needs. If you have specific size, quantity, or operating condition requirements, please contact us to confirm the configuration and quotation.
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FBG Osmotic Pressure Sensor
The FBG pore water pressure sensor measures pore water pressure based on the fiber Bragg grating principle, and is suitable for installation at geotechnical engineering monitoring points such as tunnels, slopes, foundation pits, and roadbeds. The product adopts integrated packaging, features temperature resistance, corrosion resistance, and aging resistance, its signal transmission is not affected by electromagnetic interference, and it supports quasi-distributed networking, making it easy to connect to online monitoring systems. Confirmed parameters include resolution 0.1% F.S., accuracy 1% F.S., pressure range 0.3 to 6 MPa (larger ranges customizable), center wavelength 1510 to 1590 nm, ordinary single-mode fiber, dimensions φ31 mm×127 mm. The pressure range can be customized according to the project. For price, packaging, MOQ, delivery time, and certification information, please contact us to confirm, and we will assist with selection and quotation based on your monitoring points and quantity.
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FBG Pressure Ring
The FBG pressure ring integrates the fiber Bragg grating sensing unit into a hollow ring structure. During installation, it is threaded into anchor cables, anchor rods, or stay cables, and reflects the load and prestress state through wavelength changes. Resolution 0.05% F.S., accuracy 1% F.S., pressure range covers 60 to 1500 (T), center wavelength 1510 to 1590 nm, and it uses ordinary single-mode fiber. It is immune to electromagnetic interference, resistant to temperature and corrosion, adopts integrated packaging, is relatively quick to install, can be reused, and has strong resistance to eccentric load. Pressure range and dimensions support customization. It is suitable for geotechnical and structural health monitoring projects that require long-term monitoring of the stress state of anchoring systems. For specific configuration, price, and delivery arrangements, please contact us to confirm.
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FBG Humidity Sensor
The FBG humidity sensor is a fiber Bragg grating sensing product launched by Feibo Zhigan. It is unpowered, resistant to electromagnetic interference, corrosion-resistant, and small in size, making it suitable for use in occasions where traditional electrical sensors are difficult to work stably. The sensor can be integrated with a fiber optic temperature sensor to achieve simultaneous monitoring of humidity and temperature. The measurement range covers humidity of 20% to 90% RH and temperature of 0 to 80°C, with humidity accuracy of ±5% RH and temperature accuracy of ±0.5°C. The product uses ordinary single-mode fiber and FC/APC connectors, with a center wavelength between 1510 and 1590 nm. It supports quasi-distributed networking, making it easy to multiplex in multi-point monitoring projects. If you are looking for a humidity monitoring solution for industry, aerospace, medical care, or strong electromagnetic field and nuclear radiation environments, welcome to contact us. We will assist in confirming the configuration and quotation according to your specific scenario.
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FBG Earth Pressure Sensor
This sensor is based on fiber Bragg grating (FBG) sensing technology, converting changes in soil pressure into wavelength signals, and works with demodulation equipment to read data. The product adopts an integrated package and offers flexible installation methods; it can be embedded in soil or installed on structural surfaces, making it suitable for long-term monitoring in scenarios such as slopes, foundation pits, tunnels, and roadbeds. The confirmed parameters include: resolution 0.3% F.S., accuracy 0.1% F.S., pressure range 0.3 to 10 MPa with support for customizing larger ranges, center wavelength 1510 to 1590 nm, use of standard single-mode fiber, and dimensions Φ150 mm×23 mm, which can also be customized. Fiber optic sensing itself is immune to electromagnetic interference and also has inherent explosion-proof characteristics, making it relatively durable in humid, temperature-varying, and corrosive environments. Before purchasing, it is recommended to confirm the range, dimensions, installation method, and supporting demodulation equipment. You are welcome to contact us for assistance with selection.
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FBG Pressure Sensor
The Fibo Intelligent Sensing FBG pressure sensor adopts fiber Bragg grating technology, is unpowered, resistant to electromagnetic interference, and corrosion-resistant, and is suitable for static and dynamic pressure monitoring in harsh environments such as strong electromagnetic fields and nuclear radiation. The product's standard measurement range is 0 to 10 MPa, resolution 0.1% F.S., accuracy 1% F.S., center wavelength 1510 to 1590 nm, and it is equipped with a 3 mm armored optical cable and FC/APC connector. The measurement range can be customized according to project requirements. If you are looking for a reliable pressure monitoring solution for industrial measurement and control, geotechnical engineering, or aerospace projects, welcome to contact us to confirm the specific configuration, quotation, and delivery arrangements.
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FBG Accelerometer
The FBG accelerometer uses a grating as its core; under inertial action, the proof mass drives the grating to produce strain and wavelength drift, thereby converting this into an acceleration value. The product model is Fibot-A-01, the frequency range covers DC to 300 Hz, the resonance frequency is approximately 700 Hz, the sensitivity is approximately 16 pm/g, the transverse sensitivity is less than 5%, the operating temperature is -40 to 80°C, and the external dimensions are 38 mm × 9 mm × 9 mm. It is resistant to electromagnetic interference and corrosion, making it suitable for long-term stable operation. Both single-axis and triaxial versions support convenient installation, the sensing unit can be reused, and distributed networking is possible. It is mainly aimed at vibration and acceleration monitoring for infrastructure, aircraft engines, and wind power equipment. If you need to confirm configuration, quotation, or delivery information, please contact us.
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