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Fiber Optic Sensor Model

Fiber and communications infrastructure knowledge brief Published 25 Feb 2025

Prepared for preliminary research by the METRA knowledge desk. Confirm optical interfaces, port or core capacity, electrical input and output, enclosure protection, thermal design and installation limits against current standards and product documentation.

Fiber optic sensors come in various models and series, such as the Keyence FU Series, designed for diverse industrial and environmental applications with high sensitivity and flexibility.

Overview of Fiber Optic Sensor Models

Fiber optic sensors are devices that detect physical, chemical, or biological changes by modulating light transmitted through optical fibers. They are categorized into intrinsic, extrinsic, and hybrid sensors. Intrinsic sensors use the fiber itself as the sensing element, extrinsic sensors rely on external transducers, and hybrid sensors combine both approaches.

Key Sensor Series Example: Keyence FU SeriesThe Keyence FU Series is a widely used fiber optic sensor system suitable for factory automation and industrial environments. Key features include: Sensor Heads: Options include thrubeam, reflective, retro-reflective, and definite reflective types. Environmental Resistance: Some models are designed to withstand harsh conditions, including high vibration, extreme temperatures, and exposure to dust or moisture.

Display and Integration: OLED displays provide clear readings, and reduced wiring simplifies integration with amplifiers and control systems. Detection Capabilities: Can detect small or difficult targets using properties of light such as reflection, refraction, and polarization.

Detection Methods

Fiber optic sensors can operate based on: Intensity Changes: Detecting variations in light intensity due to displacement, pressure, or obstruction. Spectral Changes: Measuring wavelength shifts caused by temperature, strain, or other environmental factors, suitable for high-precision applications.

Applications

These sensors are used in: Industrial Automation: Detecting objects, position, or presence in assembly lines. Structural Health Monitoring: Measuring strain, vibration, or deformation in bridges, buildings, and machinery. Harsh Environments: Locations with high electromagnetic interference, flammable materials, or extreme temperatures.

Components of a Typical Fiber Optic SensorLight Source: Laser diode, LED, or other optical emitters. Optical Fiber: Transmits light to and from the sensing element.

Sensing Element/

Transducer: Modulates light based on the measurand. Detector and Amplifier: Converts optical signals into electronic signals for analysis. Choosing a Specific ModelWhen selecting a fiber optic sensor model, consider: Type of sensing required (intrinsic, extrinsic, hybrid).

Environmental conditions (temperature, EMI, vibration). Detection range and precision. Integration requirements with existing control systems.

For industrial applications, the Keyence FU Series is a reliable choice, but other manufacturers offer models tailored for high-precision, distributed sensing, or specialized environmental conditions.

Fiber Optic Sensor Model - METRA FIBER MARKET [PDF]

Fiber Optic Sensor Model

FIBER-OPTIC SENSORS

For over 30 years OMRON has been a supplier of fiber2. Preventing fiber breakageModels with enhanced protection and tested resistance against harsh environments3. Operational stabilityEasy to set up and adjustThe little extraApplication solution supportProduct modificationsSpecial solutions400°C 350°C 200°C 150°CVacuum chamberAtmospheric-pressure sideOutput 1: ON Output 2: ONSpecial application fiber sensor headsfor saturated andPress only twice.DPCAutomatically compensateDPCField bus connectivityST 5000 9999Dynamic range increased by a factor of 40,000 Automatically compensate incident levelDPCN-Smart platformSpecificationsE3X-DAC-S high functionality mark detection sensorFiber amplifier connectorsDigital fiber amplifier with infrared LEDTightening ForceCylindrical modelCutting FiberE32-T14/E32-G14Supplied slit for E32-T16E32-G14Protective Spiral TubesMounting the End Plate (PFP-M)Mounting ConnectorsRemoving Connectors1. ConnectionJoining Amplifier UnitsSeparating Amplifier Unitsa time. (Do not attempt to remove Amplifier Units from the DIN track without sep-arating them first.)Protective CoverREAD AND UNDERSTAND THIS DOCUMENTWARRANTYLIMITATIONS OF LIABILITYSUITABILITY FOR USEPERFORMANCE DATACHANGE IN SPECIFICATIONSDIMENSIONS AND WEIGHTSERRORS AND OMISSIONSPROGRAMMABLE PRODUCTSCOPYRIGHT AND COPY PERMISSIONControl SystemsMotion & DrivesControl ComponentsSensing & SafetyToday, already with over 500 standard, application optic solutions to leading manufacturers, especially in the semiconductor, the consumer electronics and the car electronics industry, as well as for food packaging and small plastic parts production. The requirements for fiber optic solutions can be very demanding particularly for applications wi...See more on assets.omron Mouser Electronics

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Technical note

This reference is intended for preliminary fiber and communications infrastructure research. Optical interface, fiber type, port or core capacity, electrical input and output, enclosure protection, cooling, installation limits and applicable standards must be verified for the specific project.

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