Displacement Sensor | LVDT - PowerPoint PPT Presentation

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Displacement Sensor | LVDT

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Our Displacement Sensor is a highly accurate and reliable device that measures the movement or position of an object in relation to a reference point. For more information Contact us - 9205592194 Email - onosokkipromotion@gmail.com Visit our website - www.onosokki.co.in – PowerPoint PPT presentation

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Date added: 14 March 2024
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Title: Displacement Sensor | LVDT


1
Benefits of using Ono Sokkis displacement sensor
in industrial applications
In many industrial applications, where accurate
measurement of linear or angular displacements is
necessary, displacement sensors are
indispensable. Displacement sensor are used for
quality control and inspection purposes in
industries such as automotive, electronics,
aerospace, and manufacturing. To make sure that
goods fulfil requirements, they can measure
surface profiles, component tolerances, and
dimensional variances. Position control systems
use sensors to give precise feedback on the
positions of moving components or objects. This
is essential for applications including material
handling systems, automated assembly lines,
robots, and CNC machines. To precisely align
parts or machines, displacement sensors are used.
They provide accurate equipment placement and
alignment by measuring deviations from a
reference position and offering real-time
feedback for adjustment and alignment activities.
  • Displacement Sensor Applications
  • Manufacturing and automation
  • Automotive Industry
  • Aerospace and aviation

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  • Civil Engineering and Construction
  • Electronics and Semiconductor Manufacturing
  • Medical Devices and Biomechanics
  • What are the features of a displacement sensor?
  • Measurement Range Depending on the needs of the
    application, displacement sensors may measure
    small- or large-scale displacements since they
    come in a variety of measurement ranges.
  • Accuracy and Resolution A displacement sensor's
    resolution is the smallest change in displacement
    that the sensor is able to detect, while its
    accuracy is how accurately it detects the genuine
    displacement value.
  • Non-contact Measurement Many displacement
    sensors utilize non-contact measurement
    techniques, such as optical or capacitive
    sensing, which do not require physical contact
    with the object being measured.
  • Sensing Principle Displacement sensors employ
    various sensing principles, such as capacitive,
    inductive, optical, or magneto strictive,
    depending on the specific application
    requirements.
  • Output Signal Displacement sensors can provide
    different types of output signals, including
    analog voltage, analog current, digital, or
    frequency signals.
  • Environmental Robustness Industrial displacement
    sensors are frequently built tough and protected
    from adverse environmental factors including
    dust, moisture, vibration, and severe
    temperatures.
  • Types of displacement sensors
  • Potentiometric Sensors These sensors measure
    displacement by use of a sliding contact and a
    resistive element. A voltage output proportionate
    to the displacement is produced by the change in
    resistance as the contact travels along the
    resistive element.
  • Capacitive Sensors By sensing variations in
    capacitance between two or more electrodes,
    capacitive sensors are able to quantify
    displacement. By changing the spacing between the
    electrodes, the displacement causes a change in
    capacitance, which is then translated into a
    measurement of the displacement.
  • Inductive SensorsThe electromagnetic induction
    concept is used by inductive sensors to sense
    displacement. An electromagnetic field is
    produced by a coil, and as a metallic target
    moves, the field changes. These changes are
    recognised and translated into displacement data.
  • Optical SensorsOptical sensors use detectors and
    light beams to gauge displacement. They may
    ascertain an object's location or displacement
    using a

3
  • variety of methods, including laser-based
    approaches, triangulation, and interferometry.
  • Hall Effect Sensors The Hall effect, which is
    the voltage produced when a magnetic field is
    applied perpendicular to the current flow in a
    conductor, provides the basis for Hall effect
    sensors, which monitor displacement. The Hall
    voltage changes as a result of the displacement,
    changing the magnetic field and enabling a
    measurement of the displacement.
  • Eddy Current SensorsThe electromagnetic
    induction concept is used by eddy current sensors
    to measure displacement. An alternating current
    coil creates eddy currents in a conductive
    target these eddy currents are measured and
    translated into displacement values when the coil
    and target interact differently due to
    displacement.
  • Linear Variable Differential Transformers (LVDT)
    When measuring linear displacement, LVDT sensors
    are frequently utilised. They have two secondary
    coils twisted on a cylindrical core, in addition
    to a primary coil. Differential voltages that
    indicate displacement are produced when the main
    and secondary coils' coupling is altered by
    displacement.
  • What are the three main components of a sensor?
  • Sensing Element The displacement sensor's
    detecting element interacts with the target or
    thing being measured. After detecting the
    displacement, it transforms it into a signal that
    can be measured. Depending on the kind of
    displacement sensor, different sensing elements
    are used. A light source, lenses, and a detector,
    for instance, may make up the sensing element of
    an optical displacement sensor. Electrodes or
    capacitive plates make up the sensing element of
    a capacitive displacement sensor.
  • Signal Processing Unit After receiving the
    signal from the sensing device, the signal
    processing unit processes it to provide a useful
    measurement or output. Antenna-to-digital
    converters (ADCs), amplifiers, filters, and other
    electronics that condition and transform the
    unprocessed signal into a form that may be used
    may be included in this device. To improve the
    measurement's accuracy and stability, the signal
    processing unit may additionally include
    mechanisms for compensating and calibration.
  • Output Interface The measurement output must be
    sent to the user or control system via the output
    interface. Depending on the needs of the sensor
    and the application, this interface may take the
    form of digital signals, analogue signals
    (voltage or current), or other kinds of outputs.
    To link the displacement sensor to the external
    system, the output interface could have
    terminals, connectors, or communication
    interfaces (such Ethernet or serial
    communication).

4
  • What is the working principle of displacement
    sensors?
  • Potentiometric Sensors Potentiometric sensors
    use a resistive element and a sliding contact.
    The displacement of the sliding contact along the
    resistive element changes the resistance, which
    is converted into a voltage output proportional
    to the displacement.
  • Capacitive Sensors Capacitive sensors use
    capacitance shifts to sense displacement. The
    displacement modifies the space between the two
    or more electrodes that make up the sensor,
    changing the capacitance as a result. Next, the
    change is translated into a measurement of
    displacement.
  • Inductive Sensors electromagnetic induction is
    used by inductive sensors. The electromagnetic
    field produced by the coil in the sensor is
    induced by the movement of a metallic target.
    Displacement values are generated by detecting
    these changes.
  • Optical Sensors Optical sensors measure
    displacement by means of light beams and
    detectors. They can use a variety of strategies,
    including laser-based approaches, triangulation,
    and interferometry. The displacement may be
    measured because it modifies the location of the
    light that is diffracted or reflected.
  • Culmination
  • For industrial applications, Ono Sokki's
    displacement sensors provide a number of
    noteworthy advantages. Their exceptional
    precision and resolution guarantee accurate
    displacement measurements, which enhance quality
    assurance and inspection procedures. The sensor's
    and the equipment being measured's lifespan are
    increased by the non-contact measuring
    capabilities, which reduces the possibility of
    wear, damage, and interference. The wide range of
    linear gauge sensor measurement options provided
    by Ono Sokkis displacement sensors makes them
    suitable for diverse industrial applications,
    from automotive and aerospace to electronics and
    manufacturing. They can effectively monitor and
    control position, alignment, vibration, load, and
    force, enabling optimal performance and
    operational efficiency.
  • For any clarifications or queries, please feel
    free to contact us Mobile 919205592194 or
    919205592195
  • Email ID osid_at_onosokki.co.in
  • Website www.onosokki.co.in

5
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