Samiksha Jaiswal (Editor)

Position sensor

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A position sensor is any device that permits position measurement. It can either be an absolute position sensor or a relative one (displacement sensor). Position sensors can be linear, angular, or multi-axis.

Some position sensors available today:

  • Capacitive transducer
  • Capacitive displacement sensor
  • Eddy-current sensor
  • Ultrasonic sensor
  • Grating sensor
  • Hall effect sensor
  • Inductive non-contact position sensors
  • Laser Doppler Vibrometer (optical)
  • Linear variable differential transformer (LVDT)
  • Multi-axis displacement transducer
  • Photodiode array
  • Piezo-electric transducer (piezo-electric)
  • Potentiometer
  • Proximity sensor (optical)
  • Rotary encoder (angular)
  • Seismic displacement pick-up
  • String potentiometer (also known as string pot., string encoder, cable position transducer)
  • Literature

  • David S. Nyce: Linear Position Sensors: Theory and Application, New Jersey, John Wiley & Sons Inc. (2003)....
  • References

    Position sensor Wikipedia