Vigilant Aircraft Hygrometer

The Vigilant Aircraft Hygrometer is a rugged, shock mounted instrument used for accurate measurement of dew/frost point in flight or in installations with existing flow, such as wind tunnels. The Vigilant features a miniature, remote or mounted, primary method chilled mirror dew/frost point sensor employing a platinum resistance thermometer and has 15 feet of interconnecting cable to the control unit …

Features

  • A rugged, shock mounted dewpoint hygrometer for in-flight and wind tunnels
  • Uses a primary method chilled mirror dew/frost point sensor for high measurement accuracy
  • ISO/IEC 17025 accredited NIST traceable certification
  • Sensor is mounted through the skin of the aircraft or mounted to the controller
  • Precision accuracy, high repeatability and high reliability
  • Designed for atmospheric sciences

200M Meteorological Humidity Measurement System

The Model 200M is a complete instrument for the measurement of Atmospheric Dewpoint, Ambient Temperature, % Relative Humidity, or other Psychrometric Variables. It employs the very reliable optical chilled mirror sensing technique which provides a primary measurement of dewpoint, and is traceable to NIST. The Model 200M is ideally suited for installations requiring continuous, automatic, and unattended measurement of humidity …

Features

  • Complete instrument for measurement of atmospheric dewpoint, ambient temperature, relative humidity and other psychrometric variables
  • For installations requiring continuous, automatic, and unattended measurement of humidity over a very wide range
  • Certified in an ISO/IEC 17025 accredited laboratory with NIST traceability
  • Primary dewpoint measurement technique with high accuracy and reliability
  • No periodic sensor recalibration required