6740 & 6744 Compressed Air Dew Point Transmitters

The 6740 Series incorporates a ±1% accuracy, maintenance free humidity probe ideal for checking humidity measurements for validation of critical environments. It’s rugged, compact and protected by a waterproof aluminum housing. The accuracy of this probe has been tested and proven time and again in worldwide laboratory tests. The probe is equipped

Features

  • Calculation of the most important trace humidity variables: Dew/frost point, temperature, PPMv Calculation protocol
  • Demonstrably correct indication of measurement ranges and data
  • Convenient operation via the display menu with- out additional aids
  • Without display via the internal interface and scaling adapter software
  • Local 1-point calibration
  • Easy adjustment of limit values

DewTrace Lab Grade Chilled Mirror Hygrometer

The DewTrace is a high precision, bench top, laboratory standard dew/frost point hygrometer capable of measuring very low frost points using the primary method chilled mirror measurement technique. It incorporates novel ice nucleation technology to reach low frost points in minutes, giving it superior performance over a wide dynamic range from ambient to trace moisture concentration levels. Based on the …

Features

  • Chemically resistant, fast response X3 Series sensors
  • Sensors may be liquid or cryogenically cooled
  • Nucleation system for fast, low frost point measurement
  • Automatic Balance Control corrects for mirror contaminants
  • Pressure and temperature sensors included for parameter conversion
  • Operates from ambient conditions to very low frost points

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

Model DX Chilled Mirror Hygrometer Sensor

The Model DX primary method chilled mirror dew/ frost point sensor is a direct insertion hygrometer sensor with an integral PRT temperature sensor, wide operating range and superior temperature stability. The new DX can be inserted into a gas process stream or used to monitor the local environment. With its integrally mounted temperature sensor, a single penetration reduces installation cost …

Features

  • Direct insertion expands Edgetech Instruments sensor choices for easy installation
  • Integrally mounted PRT temperature sensor reduces installation cost and improves RH accuracy
  • Active sensor temperature compensation and isolation eliminate drift
  • Compact design reduces space needed for installation
  • Integrated micro aspirator option for faster response in static environments
  • Integrated filter options for use in dirty environments

Model X3 Chilled Mirror Hygrometer Sensor

The Edgetech Instruments Model X3 chilled mirror sensor is specifically designed to measure the Dew/Frost point in demanding process and laboratory applications. It is available in multiple configurations to accurately measure very low dew/frost points in aggressive background gases. The Model X3 Sensor’s minimized sample cavity results in rapid dry-down times, fast response and quick detection of upset process conditions. …

Features

  • Chemically resistant sensor housing and mirror eliminate sensor failures when measuring dew/frost point in aggressive background gases
  • Chamber design and high efficiency heat exchanger result in the ability to measure very low frost points
  • Hinged cover plate allows easy access to the mirror for cleaning and inspection
  • Reduced cavity sample chamber speeds sample sweeping resulting in rapid dry-down after exposure to high moisture levels
  • Rugged, industrial electrical connectors and easy access slim line signal harness simplify installation and maintenance

DewTrak II Chilled Mirror Transmitter

Compact and Integration-Ready Ideal for OEMs and system integrators—no local display required< Primary Measurement Accuracy Delivers true dew point via chilled mirror reflection detection< Flexible Cooling Options Fan- and liquid-cooled sensors cover an exceptionally wide dew point range< Digital and Analog Outputs Connects easily to SCADA, PLC, or data acquisition systems< Minimal Maintenance No replacement sensors; simple periodic cleaning of …

RH-CAL Portable Humidity Calibrator Application Note

RH CAL Portable Relative Humidity Calibrator

The RH CAL is a programmable humidity calibration system that is at home in the metrology lab or in the field, performing on-site, NIST traceable humidity calibrations. The system provides very high accuracy for both relative humidity and temperature. Unlike other calibration systems, the RH CAL does not need compressed air or a water connection to operate, which allows the …

Features

  • Based on Edgetech Instruments field proven chilled mirror sensor technology
  • A completely self-sufficient and portable humidity calibration system
  • Temperature and relative humidity controlled independently for custom humidity generation
  • High accuracy relative humidity and temperature control
  • Automatic correction for sensor mirror contaminants
  • Certified against NIST traceable standards in an ISO/IEC 17025 accredited laboratory

DewTech 390 Low Dewpoint Hygrometer

The Edgetech Instruments DewTech 390 is a precision dew/frost point hygrometer that measures extremely low frost points or trace moisture in a variety of background gases. Based on the primary method chilled mirror sensor technique, it is delivered with a NIST traceable calibration certificate and is certified in an ISO/IEC 17025 accredited calibration laboratory. At the core of the DewTech …

Features

  • A precision laboratory grade hygrometer system that measures an extremely wide range of dew/frost points in gases from as low as –90°C frost point to as high as +20°C dew point
  • Based in the primary method chilled mirror technique with all the attributes, features and certifications needed for laboratory use at an affordable price
  • Ideal for metrology labs, scientific research and process measurements or any application where high precision measurement of dew/frost point over a wide range with fast response and high stability are required
  • For peak efficiency the sensor’s performance is maximized by an integral cryo-cooling system
  • The DewTech 390 is supported in the USA in a modern, ISO 9001 registered facility with ISO/IEC 17025 accredited calibration laboratory and is delivered with a UKAS traceability certificate.
PDM75-X3 Portable

PDM75-X3 Portable, Industrial Duty Hygrometer

The Model PDM75-X3 is a field portable dewpoint hygrometer that integrates the accuracy and reliability of the Edgetech Instruments chilled mirror sensor with the convenience and ruggedness required for field use. It features drift-free accuracy, NIST traceability, low maintenance, high durability and ease of use in a portable package. The Model PDM75-X3 has all the standard features of the Edgetech …

Features

  • Based on the Edgetech Instruments DewMaster Hygrometer
  • Chemically resistant, primary method dew/frost point sensor
  • Drift free and certified against NIST traceable standards
  • Best in class air cooled temperature depression
  • Wide measurement ranges from -70°C to +70°C dew/frost point temperature
  • Locally or remotely mounted sensor options
  • Automatic Balance Control for optics contaminants correction
  • Rugged, high impact portable case
  • Multiple interfaces
  • Sampling options for positive or negative pressure