SDTxx Resistive Linear Position Sensor | Multiple Industrial Configurations

Industrial linear resistive sensor • 10 to 200 mm • multiple versions • infinite resolution

The SDTxx series It is a range of industrial resistive linear position sensors Designed for precise linear displacement measurement in automation, OEM machinery, hydraulic systems, and position control applications.

Available in multiple mechanical configurations —with or without a probe, spring, ball joint or roller versions— this series offers a versatile, robust and easily integrated solution for a wide variety of industrial applications.

Its construction incorporates aluminum body, stainless steel shaft, resistive track of Conductive plastic manufactured in Switzerland and gold-plated skates, providing high electrical stability, excellent corrosion resistance and long service life.

Main features

  • Available travel ranges from 10 to 200 mm
  • Multiple mechanical configurations SDT / SDTS / SDTR / SDTRS / SDTRR / SDTRRS
  • Versions with probe, spring, ball joint or roller
  • virtually infinite resolution
  • Repeatability: ±0.01 mm
  • Linearity up to ±0.05 %
  • Anti-corrosion gold-plated skates
  • Swiss-made resistive track
  • Easy assembly using side clamps
  • Service life exceeding 6 million maneuvers
  • Optional 4-20 mA / 0-10 V / RS485 output via converter

Applications

  • Industrial automation
  • Cylinder and actuator control
  • Special machinery
  • Hydraulic and pneumatic systems
  • Test benches
  • Linear displacement measurement
  • Position control in OEM machinery

Manufactured by DPF Sensors, a manufacturer specializing in industrial linear displacement and positioning sensors.

Properties

TechnologyResistive linear position sensor (linear potentiometer)
Route10 / 25 / 50 / 75 / 100 / 125 / 150 / 175 / 200mm
Linearity±0.3 % to ±0.05 % depending on range
ResolutionInfinite
Repeatability±0.01 mm
Maximum speed2 m/s
Working temperature-20 ºC to +90 ºC
Body materialAluminum
Axle materialStainless steel
Resistive trackConductive plastic manufactured in Switzerland
ContactsAnti-corrosion gold-plated skates
Shelf life> 6 million maneuvers

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