Dew Point Humidity Transmitters

Chilled Mirror Transmitter -- DewTrak II
from Edgetech Instruments Inc.

The Edgetech Instruments Model DewTrak II dew point / humidity transmitter is an optical chill mirror hygrometer designed to continuously measure the moisture content in gases. The instrument is powered by 24Vdc. The DewTrak II uses the chilled mirror dew point temperature condensation principle to... [See More]

  • Variables Measured: Relative Humidity; DewPoint
  • Electrical Outputs: Current; Voltage
  • Display: Digital Readouts or Indicators
  • Digital Outputs: Serial Interface
Dewpoint and RH Hygrometer -- Optidew
from The Kahn Companies

The Optidew Dewpoint Hygrometer uses fundamental optical dewpoint measurement to provide drift-free long-term performance. It offers a wide measurement range of -76 to +194 °F dewpoint (or 0.5 to 100% relative humidity) at temperatures from -40 to +194 °F. Optidew provides two linear 4 -... [See More]

  • Variables Measured: Relative Humidity; Absolute Humidity; Moisture Content; DewPoint; Temperature
  • Dew Point Range: -76 to 194
  • Relative Humidity Range: 0.5000 to 100
  • Dew Point Accuracy: 0.36
Temperature, Humidity & DewPoint Transmitter -- ESTxD50xM
from CARLO GAVAZZI Automation Components

High-grade sensor components for long-term stability and with an exceptional accuracy. Compact housing to measure temperature, humidity or dew point. Comes with standard Modbus for easy integration to building system and selectable 4-20 mA or 0-10 V analogue output. Duct mounting. 0-10 V or 4-20 mA... [See More]

  • Variables Measured: Relative Humidity; DewPoint; Temperature
  • Relative Humidity Accuracy: 2
  • Relative Humidity Range: 0.0 to 100
  • Dew Point Range: -40 to 140
Dew Point Transmitters -- DMT345 and DMT346
from Vaisala

For High Temperature Applications. Vaisala DRYCAP ® Dewpoint Transmitters DMT345 and DMT346 are the best-in-class choice for direct measurement of humidity without sampling systems in high-temperature applications such as baking ovens or high-temperature dryers. Vaisala DRYCAP ® Sensor... [See More]

  • Variables Measured: Relative Humidity; DewPoint
  • Relative Humidity Accuracy: 1.5
  • Relative Humidity Range: 0.0 to 100
  • Dew Point Range: 33 to 212
4 – 20 mA Dewpoint Transmitter -- Model SDT
from Shaw Moisture Meters

The Shaw Moisture Meters Model SDT is a compact, 2 wire, 4 – 20 mA dew point transmitter designed to meet the stringent demands of industrial applications. Utilising the ultra high capacitance SHAW sensing technology, various dew point ranges are available covering an overall range from -100... [See More]

  • Variables Measured: DewPoint
  • Operating Temp: -4 to 140
  • Dew Point Range: -148 to 68
  • Electrical Outputs: Current
Chilled Mirror Hygrometer -- DewTran® II
from Roscid Technologies

The DewTran ® Series (patented technology) is a low cost, precision chilled mirror hygrometer that provides quick and accurate measurements of dew point, air temperature, humidity, or barometric pressure measurements. The hygrometer can be configured as a wall mount, duct mount, remote mount, or... [See More]

  • Variables Measured: Relative Humidity; DewPoint
  • Dew Point Range: -40 to 77
  • Relative Humidity Range: 0.0 to 95
  • Operating Temp: -4 to 140
Dew Point Sensor / Transmitter -- EE355
from E+E Elektronik

The compact EE355 dew point transmitter with a measuring range down to -60 °C (-76 °F) Td and outstanding price/performance ratio is dedicated for applications in compressed air systems, plastic dryers and industrial drying processes. An integrated auto-calibration procedure leads to... [See More]

  • Variables Measured: DewPoint; Volume Concentration
  • Dew Point Accuracy: 3.60
  • Dew Point Range: -76 to 140
  • Operating Temp: -40 to 158
Compressed Air Transmitters -- 6740 Series
from Edgetech Instruments Inc.

The 6740 Series incorporates a ±1% 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... [See More]

  • Variables Measured: Relative Humidity; DewPoint
  • Dew Point Accuracy: 3.60
  • Dew Point Range: -76 to 86
  • Operating Temp: 32 to 122
Dewpoint Transmitter -- Easidew
from The Kahn Companies

A low cost, 2-wire, rugged dewpoint transmitter for continuous measurement of the moisture content of compressed air or process gas. [See More]

  • Variables Measured: Moisture Content; DewPoint
  • Dew Point Accuracy: 3.60
  • Dew Point Range: -148 to 68
  • Compensation: Temperature Compensation
Temperature, Humidity & DewPoint Transmitter -- ESTxW50xxM
from CARLO GAVAZZI Automation Components

High-grade sensor components for long-term stability and with an exceptional accuracy. Compact housing to measure temperature, humidity or dew point. Comes with standard Modbus for easy integration to existing systems with the option to choose builtin backlight display. Wall mounting. 0-10 V or 4-20... [See More]

  • Variables Measured: Relative Humidity; DewPoint; Temperature
  • Relative Humidity Accuracy: 2
  • Relative Humidity Range: 0.0 to 100
  • Dew Point Range: -40 to 140
Humidity and Temperature Transmitter -- Series HMS110
from Vaisala

#177;2%RH outdoor sensors for HVAC ​. Vaisala HUMICAP ® Humidity and Temperature Transmitter Series HMS110 are ideal for cooling tower control and differential enthalpy control of economizers. The HMS110 directly outputs wet-bulb temperature, enthalpy and dew-point in addition to RH and... [See More]

  • Variables Measured: Relative Humidity; DewPoint; Temperature; Enthalpy, Wet Bulb
  • Relative Humidity Accuracy: 2
  • Relative Humidity Range: 0.0 to 100
  • Operating Temp: -40 to 140
Intrinsically Safe Dewpoint Transmitter -- Model SDT-Ex
from Shaw Moisture Meters

Shaw Moisture Meters intrinsically safe dewpoint transmitter, the Model SDT-Ex, is designed to meet the stringent demands of industrial applications. Compact, 3 wire, 4 – 20 mA , the Model SDT-Ex is certified intrinsically safe to ATEX: Ex II 1 GD Ex ia IIC T4 Ga (-20 °C ≤ Ta ≤ +60... [See More]

  • Variables Measured: DewPoint
  • Operating Temp: -4 to 140
  • Dew Point Range: -148 to 68
  • Electrical Outputs: Current
Chilled Mirror Hygrometer -- DewTran® Series
from Roscid Technologies

The DewTran ® Series (patent pending) is a low cost, precision chilled mirror hygrometer that provides quick and accurate measurements of dew point, air temperature, humidity, or barometric pressure measurements. The hygrometer can be configured as a wall mount, duct mount, remote mount, or for... [See More]

  • Variables Measured: Relative Humidity; DewPoint
  • Relative Humidity Accuracy: -2 to 2
  • Relative Humidity Range: 0.0 to 95
  • Dew Point Range: -40 to 190
Dew Point Transmitter -- EE35
from E+E Elektronik

The EE35 dew point and temperature transmitter is ideal for accurate measurement of low dew point teperature in demanding applications such as drying processes or compressed air monitoring. Integrated Auto-Calibration: Best reliability and long term stability are ensured by the auto-calibration... [See More]

  • Variables Measured: DewPoint; Temperature
  • Dew Point Accuracy: 3.60
  • Dew Point Range: -76 to 140
  • Operating Temp: -40 to 140
Dew Point/Humidity Transmitter for Motor Octane Testing -- DewTrak II MO
from Edgetech Instruments Inc.

The Edgetech Instruments Model DewTrakII MO dew point/humidity transmitter is an optical chill mirror hygrometer designed to continuously measure the moisture content and Barometric pressure in the motor octane testing process. It is used to monitor and ensure compliance with test standards ASTM... [See More]

  • Variables Measured: Relative Humidity; DewPoint; Pressure
  • Electrical Outputs: Current
  • Display: Digital Readouts or Indicators
  • Digital Outputs: Serial Interface
Dewpoint Transmitter -- SF82
from The Kahn Companies

Rugged design for wet environments and high humidity. -76 °F to +140 °F (-60 °C to +60 °C) dewpoint range. 0 to 24,000 PPMv moisture content. Linear 4-20 mA signal, MODBUS RTU digital output (optional). 2-wire loop powered configuration. Accuracy to ±3.6 °F. NIST... [See More]

  • Variables Measured: Moisture Content; DewPoint
  • Dew Point Accuracy: 3.60
  • Dew Point Range: -76 to 140
  • Operating Temp: -4 to 140
Humidity and Temperature Transmitter -- Series HMS80
from Vaisala

#177;3%RH Outdoor Sensor for HVAC. A reliable basic outdoor humidity sensor for a pole or wall installation. Dew point, wet bulb and enthalpy outputs can be selected by dip switch instead of the default RH output. The Humidity and Temperature Sensor Transmitter Series HMS80 are optimized for... [See More]

  • Variables Measured: Relative Humidity; DewPoint; Temperature; Wet Bulb, Entropy
  • Relative Humidity Accuracy: 3
  • Relative Humidity Range: 0.0 to 100
  • Operating Temp: -40 to 140
High Temperature Humidity Transmitter -- HDR200
from Roscid Technologies

Dew point or RH transmitter. User settable. Accuracy is +/-2% at 85RH at 85C (special calibration). 24 Vdc loop powered (4-20mA). Specifications. Three foot cable between sensor and the electronics. Max operating temperature 190C. 0%RH at 190C (steam application). NEMA 4 housing with cable gland. [See More]

  • Variables Measured: Relative Humidity; DewPoint
  • Relative Humidity Accuracy: -2 to 2
  • Relative Humidity Range: 0.0 to 95
  • Dew Point Range: -76 to 104
Humidity and Temperature Transmitter -- EE33
from E+E Elektronik

EE33 is optimised for reliable humidity and temperature measurement in applications with temporary condensation, permanent high humidity or chemical exposure. Condensation on the monolithic humidity sensor and the filter cap is prevented by controlled heating of the sensor. The measuring principle... [See More]

  • Variables Measured: Relative Humidity; DewPoint; Temperature
  • Relative Humidity Accuracy: 1.3
  • Relative Humidity Range: 0.0 to 100
  • Dew Point Range: -40 to 212
Explosion Proof Moisture Transmitter -- Easidew PRO XP
from The Kahn Companies

CSA, ATEX, IECEx, certified for Class I, Division 1, Groups A, B, C, & D. Dewpoints from -166 °F to +68 °F (-110 °C to +20 °C). 4-20 mA linear, configurable output signal. Rugged NEMA 4 weatherproof housing. 0-3000 PPMv moisture content in gas. 0-1000 PPMw moisture content in... [See More]

  • Variables Measured: Moisture Content; DewPoint
  • Dew Point Accuracy: 1.80
  • Dew Point Range: -166 to 68
  • Compensation: Temperature Compensation
Humidity and Temperature Transmitters -- HMD60
from Vaisala

#177;1.5%RH Transmitters for Demanding HVAC, with a Certificate. The sturdy and reliable duct mounted Vaisala HUMICAP ® Humidity Transmitter Series HMD60 is designed for monitoring relative humidity in demanding HVAC and light industrial applications. The combination of high accuracy,... [See More]

  • Variables Measured: Relative Humidity; Absolute Humidity; DewPoint; Temperature; Enthalpy, Wet Bulb
  • Relative Humidity Accuracy: 1
  • Relative Humidity Range: 0.0 to 100
  • Absolute Humidity Range: 0.0 to 300
Low Dew Point Transmitter -- DPXO-70
from Roscid Technologies

DPXO-70 series is the perfect unit for applications for compressed air, dryers, glove box, and dry gas. The dew point transmitter uses a high density cross linked polymer film as a sensing element. It is very stable and is inert to almost all harsh environment, such as dust, acid gases, and gas with... [See More]

  • Variables Measured: DewPoint
  • Electrical Outputs: Current
  • Dew Point Range: -94 to 68
Miniature Dew Point Transmitter -- EE354
from E+E Elektronik

Reliable dew point monitoring is essential for minimizing ownership costs of compressed air supply with refrigeration dryers. It allows for condition based planning of the service intervals and for avoiding breakdowns. The EE354 dew point meter is optimised for monitoring refrigeration dryers. The... [See More]

  • Variables Measured: DewPoint
  • Dew Point Accuracy: 1.80 to 3.60
  • Dew Point Range: -4 to 122
  • Operating Temp: -40 to 140
High Purity Gas Dewpoint Transmitter -- Pura Premium
from The Kahn Companies

The Pura is designed to measure dewpoints in high and ultra-high purity gases. Equipped with 1/4 inch VCR fittings, the Pura maintains the integrity of your process while providing the most accurate capacitive dewpoint measurement currently available. [See More]

  • Variables Measured: DewPoint
  • Dew Point Accuracy: 3.24
  • Dew Point Range: -184 to -40
  • Compensation: Temperature Compensation
Humidity, Temperature, Dew Point, and Moisture Transmitters -- Indigo 200 Series
from Vaisala

For Vaisala's Smart Humidity, Temperature, Dew Point, Moisture in Oil, CO2 and H2O2 Probes. Vaisala Indigo 200 Series host devices are part of Vaisala Indigo product family and intended for Vaisala's intelligent, stand-alone humidity probes (HMP3, HMP4, HMP5, HMP7, HMP8 and HMP9), dew point probes... [See More]

  • Variables Measured: Relative Humidity; DewPoint; Temperature
  • Operating Temp: -40 to 140
  • Relative Humidity Range: 0.0 to 100
  • Electrical Outputs: Voltage; Switch
Precision Dew Point Chilled Mirror Transmitter -- DewTran®-LC
from Roscid Technologies

The DewTran ® -LC (patent pending) is a low cost, precision dew point chilled mirror transmitter that provides a quick and accurate measurement of dew point. The transmitter has one configuration and is designed for three different applications (wall mount, duct mount and pipe mount). The unit... [See More]

  • Variables Measured: Relative Humidity; DewPoint
  • Relative Humidity Accuracy: -3 to 3
  • Relative Humidity Range: 0.0 to 95
  • Dew Point Range: 5 to 122
Multifunctional Industrial Transmitter -- EE31
from E+E Elektronik

EE31 is optimized for reliable humidity and temperature measurement in demanding industrial applications up to 180 °C (356 °F). In addition to precise measurement of relative humidity and temperature, the transmitter calculates additional parameters such as dew point, absolute humidity or... [See More]

  • Variables Measured: Relative Humidity; Absolute Humidity; DewPoint; Temperature; Frost point Temp, Specific Enthalpy
  • Relative Humidity Accuracy: 1.3
  • Relative Humidity Range: 0.0 to 100
  • Absolute Humidity Range: 0.0 to 700
GE Telaire Vaporstat 9002
from Century Control Systems, Inc.

The GE Telaire Vaporstat 9002 infrared dewpoint sensor is a new generation, low-cost moisture sensing device that directly measures water vapor rather than relative humidity. A relative humidity measurement reflects the amount of moisture air can hold at a certain temperature. If the temperature... [See More]

  • Variables Measured: DewPoint; Temperature
  • Display: Digital Readouts or Indicators
  • Dew Point Range: 0 to 80
  • Electrical Outputs: Current; Voltage
Chilled Mirror Hygrometer -- CR-5
from Buck Research Instruments, LLC

The CR-5 is a chilled mirror hygrometer that uses a 3-stage thermoelectric cooler (TEC) to enable frost point measurements of as low as –60 °C, under favorable ambient conditions. It is configured as a transmitter module with an external sensor connected by cable up to 9 feet in length. [See More]

  • Variables Measured: Relative Humidity (optional feature); Moisture Content; DewPoint; Pressure (optional feature); Temperature (optional feature)
  • Relative Humidity Accuracy: 0.2000
  • Relative Humidity Range: 0.0100 to 100
  • Dew Point Range: -76 to 140
Digital Relative Humidity and Temperature Transmitter, Remote Version -- WR293
from PMC Engineering LLC

The WR293 relative humidity sensor uses the HYGROSMART module, integrated in the interchangeable probe and cable. This device can be used in high-temperature applications due to the remote measurement element and its small overall size. The interchangeable probe allows for simple recalibration and... [See More]

  • Variables Measured: Relative Humidity; Absolute Humidity; DewPoint; Temperature; Frost Point, Mixing Ratio, Specific Enthalpy
  • Relative Humidity Accuracy: 2
  • Relative Humidity Range: 0.0 to 100
  • Absolute Humidity Range: 0.0 to 600
Continuous Dew Point Analyzer -- Model 252N12
from Nova Analytical Systems Inc.

The Nova 252 Series Continuous Dew Point Analyzers have been designed primarily for accurate dew point analysis of exothermic or endothermic heat treating atmospheres. The dielectric ceramic sensor provides stable and accurate measurements and is not affected by most gas compositions, oil vapors, or... [See More]

  • Variables Measured: DewPoint
  • Dew Point Accuracy: 1.00
  • Dew Point Range: -10 to 90
  • Operating Temp: 0 to 120
Dewpoint Transmitters -- RHCM
from OMEGA Engineering, Inc.

The RHCM series is a family of low cost, high performance chilled mirror dewpoint transmitters. The sensor provides accurate long term repeatability and high reliability performance for process control and energy management. The RHCM-10 sensor electronics are housed in a rugged enclosure which can... [See More]

  • Variables Measured: DewPoint
  • Dew Point Accuracy: 1.00
  • Dew Point Range: 0 to 160
  • Operating Temp: 32 to 120
Dew Point Meter Model HDT -- XENTAUR HDT
from COSA Xentaur Corporation

Xentaur HDT. The Model HDT Dew Point Meter uses a Xentaur HTF ™ high capacitance aluminum oxide sensor with a measuring range of -100 ºC to +20 ºF or -60 ºC to +20 ºC. Customers can also request special ranges for special applications. The Xentaur dew point sensors provide... [See More]

  • Variables Measured: DewPoint
  • Dew Point Accuracy: -3.60 to 3.60
  • Dew Point Range: -76 to 86
  • Compensation: Temperature Compensation
Dew Point Transmitter -- MT 6716DT1
from Clark Solutions

Humidity sensor for determination of moisture in mineral building materials, wood, paper and card boards. [See More]

  • Variables Measured: DewPoint
  • Electrical Outputs: Current
  • Dew Point Range: 32 to 158
  • Technology: Dielectric
Relative Humidity and Temperature Transmitter Mini Probe -- PCMini52
from PMC Engineering LLC

The microprocessor control and multi-point calibration gives the PCMini52 RH transmitter excellent performance in terms of accuracy and linearity. The mini probe transmitter can provide two linear analog outputs for temperature and relative humidity, dew point or absolute humidity. Output can be... [See More]

  • Variables Measured: Relative Humidity; Absolute Humidity; DewPoint; Temperature
  • Relative Humidity Accuracy: 2
  • Relative Humidity Range: 0.0 to 100
  • Absolute Humidity Range: 0.0 to 200
Continuous Low Range Dew Point Analyzer -- Model 253N12
from Nova Analytical Systems Inc.

The Nova 253 Series Continuous Analyzers for Low Range Dew Point have been designed primarily for accurate dew point analysis of heat treating atmospheres, instrument air, or other applications which may have typical dew points that are lower than what can be read by standard dew point analyzers,... [See More]

  • Variables Measured: DewPoint
  • Dew Point Accuracy: 1.00
  • Dew Point Range: -148 to 68
  • Operating Temp: 0 to 120
Environmental/Process Air Transmitter -- HX80
from OMEGA Engineering, Inc.

HX80 Series is a family of humidity probes that offers a variety of measurement parameters with precision accuracy: RH, temperature, dew point, pressure (psia), ppmv, ppmw, gr/lbs, etc. The probe is easily adaptable for most applications including high temperature and high pressure conditions. [See More]

  • Variables Measured: Relative Humidity; DewPoint; Pressure; Temperature
  • Relative Humidity Accuracy: 1
  • Relative Humidity Range: 5 to 95
  • Dew Point Range: -76 to 86
Dew Point Meter Model LPDT -- XENTAUR LPDT
from COSA Xentaur Corporation

Electronics. The compact LPDT dew point meter is a fully functional instrument operated through a miniature custom LCD display and three push buttons, using the same user friendly interface of all Xentaur hygrometers. The analog output is linear to the engineering units selected for display and is... [See More]

  • Variables Measured: DewPoint
  • Dew Point Accuracy: -3.60 to 3.60
  • Dew Point Range: -148 to 68
  • Operating Temp: 14 to 158
Relative Humidity and Temperature Transmitter, Analog -- PC62 & 62V
from PMC Engineering LLC

The PC series offers a comprehensive range of relative humidity transmitters for accurate, stable and repeatable measurements. Available with analog or digital output signals, the PC series can be installed in a wide variety of applications. PC62 is designed for high accurate measurements in... [See More]

  • Variables Measured: Relative Humidity; Absolute Humidity; DewPoint; Temperature
  • Relative Humidity Accuracy: 2
  • Relative Humidity Range: 0.0 to 100
  • Absolute Humidity Range: 0.0 to 200
Heat Treat & Industrial Process Analyzer -- Model 7900
from Nova Analytical Systems Inc.

The Nova 7900 Series Heat Treat Analyzer System utilizes high stability infrared detectors for the simultaneous measurement of CO, CO2, and CH4. In addition, the analyzer can also be supplied with a non-consumable, long life thermal conductivity cell for hydrogen that is compensated for the... [See More]

  • Variables Measured: DewPoint
  • Dew Point Accuracy: 1.00
  • Dew Point Range: -148 to 79
  • Operating Temp: 32 to 122
Dew Point Transmitter Model XDT -- XENTAUR XDT
from COSA Xentaur Corporation

Electronics. The XDT transmitter electronics take full advantage of state of the art microprocessor technology and offer many advanced intelligent features. With optional dual alarms, analog and digital outputs, the Xentaur dewpoint transmitters can be used as indicators, alarm units or controllers. [See More]

  • Variables Measured: DewPoint
  • Dew Point Accuracy: -3.60 to 3.60
  • Dew Point Range: -148 to 68
  • Operating Temp: 14 to 122
Relative Humidity and Temperature Transmitter, Multi Unit -- WM33 & 52
from PMC Engineering LLC

Wall-mounted units that have the ability to display and provide an output signal of % RH, dew point or absolute humidity and temperature. The WM Series offers excellent measurement accuracy and stability wherever a wall-mounted sensor is required. WM33 is designed for low cost HVAC applications. [See More]

  • Variables Measured: Relative Humidity; Absolute Humidity; DewPoint; Temperature
  • Relative Humidity Accuracy: 3
  • Relative Humidity Range: 0.0 to 100
  • Absolute Humidity Range: 0.0 to 200
Portable Low Range Dew Point Analyzer -- Model 203-BT
from Nova Analytical Systems Inc.

The Nova 203 Series Portable Dew Point Analyzers have been designed primarily for accurate dew point measurement of endothermic and Nitrogen/Hydrogen heat treating atmospheres, instrument air, and in many other applications. This is a Low Range analyzer in that it is well-suited for dew point... [See More]

  • Variables Measured: DewPoint
  • Dew Point Accuracy: 1.00
  • Dew Point Range: -148 to 68
  • Operating Temp: -4 to 120
Relative Humidity/Temperature Digital Transmitter for Wall Mounting -- WM291
from PMC Engineering LLC

The WM291 relative humidity transmitter includes the interchangeable HYGROSMART module. The interchangeable module lets you recalibrate the transmitter simply by replacing the sensor head with the HYGROSMART module. As a result, maintenance costs are greatly reduced and down-time is minimized. Third... [See More]

  • Variables Measured: Relative Humidity; Absolute Humidity; DewPoint; Temperature; Frost Point, Mixing Ratio, Specific Enthalpy
  • Relative Humidity Accuracy: 2
  • Relative Humidity Range: 0.0 to 100
  • Absolute Humidity Range: 0.0 to 600
Process Analyzer for H2 & Dew Point -- Model 430DPL-N4
from Nova Analytical Systems Inc.

The Nova 430DPL analyzer utilizes a temperature-controlled T/C cell for the detection of H2 in process gas. This cell produces a small millivoltage output which is directly proportional to the H2 detected. This output is then amplified and displayed on a digital readout meter and is also available... [See More]

  • Variables Measured: DewPoint
  • Dew Point Accuracy: 1.00
  • Dew Point Range: -148 to 68
  • Operating Temp: 32 to 122