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HD-HR AC

General Purpose LVDT

  • General-purpose linear displacement sensor
  • Split-core design, easy installation
  • Metal housing, shock & vibration resistant
  • Double-shielded against EMI and ESD
  • Reliable in high-temperature, humidity & dust
  • Wide frequency excitation, high sensitivity & reliability
  • Drop-in replacement for HR series LVDT
Download Datasheet

General Purpose LVDT Product Introduction

Need versatile LVDT feedback for turbines, presses, or test rigs? The HD-HR AC Series is a general-purpose LVDT with split-core design for easy installation, rugged metal housing, and double shielding for reliable operation in harsh environments. Available in 12 stroke ranges from ±1.27mm to ±254mm — fully compatible with HR series for drop-in replacement. Built for heavy-duty industrial feedback.

General Purpose LVDT Application

  • Steam turbines
  • Hydraulic cylinders
  • Hydraulic presses
  • Machine tools
  • Material testing machines
  • Metallurgical machinery
  • Mining machinery
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General Purpose LVDT Semi-custom and full-custom designs

HD-HR AC Datasheet

Performance

Code Stroke Range (mm) Sensitivity mV/V/(mm)
HD-HR050-AC ±1.27 230
HD-HR100-AC ±2.54 165
HD-HR200-AC ±5.08 91
HD-HR300-AC ±7.62 51
HD-HR500-AC ±12.7 25.6
HD-HR1000-AC ±25.4 14.2
HD-HR2000-AC ±50.8 8.3
HD-HR3000-AC ±76.2 91
HD-HR4000-AC ±101.6 7.1
HD-HR5000-AC ±127 5.5
HD-HR7500-AC ±190.5 7.6
HD-HR10000-AC ±254 2.8


All values are nominal unless otherwise noted. Dimensions are in mm unless otherwise noted.
FR: Full Range is the stroke range, end to end; FR= S for 0 to S stroke range.
FRO (Full Range Output): Algebraic difference in outputs measured at the ends of the range.

Electrical

Powers Supply 3 V rms (1~7V rms Optional)
Input Frequency 2.5KHz (400~10KHz Optional)
Zero voltage ＜20mV
Non-linearity (maximum) ＜0.25%
Repeatability ＜0.1%
Operating Temperature -20℃~85℃
TC of Sensitivity ＜0.015%/℃
Structure Split Structure
Wiring 6-core Teflon cable or wire
Shock 1000g@11 ms
Vibration 20g@2000Hz
Displacement Cycle ＞10⁶ cycles

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