HTF™ Dewpoint Sensors

Performance advantages:

  • High Accuracy and Repeatability
  • Negligible Temperature Coefficient
  • No Ageing Drift
  • Fast Response
  • Rugged Construction

For more information on performance advantages, please visit the Technology section


Sensor Specifications:

Mechanical Drawings (click for large image):

Sensor type:

Hyper Thin Film AL2O3

Sensor dewpoint range:

XTR-100: -148°F to +68°F (-100°C to +20°C
XTR-65: -85°F to +68°F (-65°C to +20°C
XTR-80R: -112°F to +32°F (-80°C to 0°C)

Capacitance: 15 nF to 200 nF
Accuracy: ±5.5°F (± 3°C )
Temperature operating range: -22°F to 104°F (-30°C to +40°C)
Pressure operating range: 250 PSI (17 bar)
Storage temperature: -40°F to +120°F (-40°C to 50°C)
Calibration method: Sensor saturates at any ambient
dewpoint, above +68°F (+20°C)
Sensor holder connections: 14mm x 1.25 mmthreads, and
3/4”-16 threads
Sensor electrical connections: Female BNC connector
PAL Connector optional
Sensor cable: Coaxial cable (75 &Mac189; with maximum capacitance of 50 pF/m). Maximum cablelength:1000 m
Product Overwiew
   Dewpoint Sensors     
Standard Dewpoint Transmitters
      Loop–powered     Dewpoint Transmitters
     Portable Dewpoint Instruments
Hazardous Area Products   
Sample Systems
Mission Critical Moisture Analyzer
Special Systems
OEM Programs
Dewpoint Generators
Calibration/Certification Services
Moisture Calculator
Combustion Calorimeter
Continuous Hydrogen Analyzer