Serial Interface Humidity Transmitters

Combined Pressure, Humidity and Temperature Transmitter -- PTU300
from Vaisala

For Demanding Applications. The PTU300 is a unique instrument measuring three parameters simultaneously: barometric pressure, humidity, and temperature. The instrument has four different humidity probe options for various measurement needs. Reliable HUMICAP ® and BAROCAP ® sensor... [See More]

  • Digital Outputs: Serial Interface
  • Relative Humidity Range: 0.0 to 100
  • Variables Measured: Relative Humidity; Pressure; Temperature
  • Relative Humidity Accuracy: 1
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]

  • Digital Outputs: Serial Interface
  • Display: Digital Readouts or Indicators
  • Variables Measured: Relative Humidity; DewPoint
  • Electrical Outputs: Current; Voltage
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]

  • Digital Outputs: Serial Interface
  • Relative Humidity Range: 0.5000 to 100
  • Variables Measured: Relative Humidity; Absolute Humidity; Moisture Content; DewPoint; Temperature
  • Dew Point Range: -76 to 194
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]

  • Digital Outputs: Serial Interface
  • Dew Point Range: -76 to 140
  • Variables Measured: DewPoint; Volume Concentration
  • Dew Point Accuracy: 3.60
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]

  • Digital Outputs: Serial Interface
  • Relative Humidity Range: 0.0 to 100
  • Variables Measured: Relative Humidity; DewPoint; Temperature
  • Relative Humidity Accuracy: 2
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]

  • Digital Outputs: Ethernet (optional feature); Serial Interface; WLAN
  • Relative Humidity Range: 0.0 to 100
  • Variables Measured: Relative Humidity; DewPoint
  • Relative Humidity Accuracy: 1.5
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]

  • Digital Outputs: Serial Interface
  • Display: Digital Readouts or Indicators
  • Variables Measured: Relative Humidity; DewPoint; Pressure
  • Electrical Outputs: Current
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]

  • Digital Outputs: Serial Interface
  • Dew Point Range: -76 to 140
  • Variables Measured: DewPoint; Temperature
  • Dew Point Accuracy: 3.60
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]

  • Digital Outputs: Serial Interface
  • Relative Humidity Range: 0.0 to 100
  • Variables Measured: Relative Humidity; DewPoint; Temperature
  • Relative Humidity Accuracy: 2
Humidity and Temperature Transmitter -- Series HMD/W80
from Vaisala

#177;3%RH Low Maintenance Transmitters for Standard HVAC. The HMDW80 series is versatile with transmitters for wall and duct mounting for measuring relative humidity and temperature in various building automation applications. These transmitters combine easy installation and reliable operation with... [See More]

  • Digital Outputs: Serial Interface
  • Relative Humidity Range: 0.0 to 100
  • Variables Measured: Relative Humidity; Temperature
  • Relative Humidity Accuracy: 2
Digital Humidity and Temperature Module -- EE03
from E+E Elektronik

The EE03 is an accurate humidity and temperature digital sensor with serial two-wire interface and a simple E2 protocol. Originally designed for the automotive industry, EE03 can be used as stand alone device or as plug in module for data loggers, handheld and other devices. Due to its construction... [See More]

  • Digital Outputs: Serial Interface; E2 Interface
  • Relative Humidity Range: 0.0 to 100
  • Variables Measured: Relative Humidity; Temperature
  • Relative Humidity Accuracy: 3
Humidity and Temperature Transmitter -- Series HMDW110
from Vaisala

#177;2%RH transmitters with a certificate for demanding HVAC. Vaisala HUMICAP ® Humidity and Temperature Transmitter Series HMDW110 is suitable for relative humidity, dew-point, enthalpy, wet-bulb temperature and temperature measurement in demanding HVAC applications. The series includes... [See More]

  • Digital Outputs: Serial Interface
  • Relative Humidity Range: 0.0 to 100
  • Variables Measured: Relative Humidity; Temperature
  • Relative Humidity Accuracy: 2
Humidity and Temperature Probe -- EE08
from E+E Elektronik

The EE08 is optimized for accurate humidity and temperature measurement over a wide working range. The probe has both analogue and digital outputs and is available with either cable or M12 connector. It is possible to choose between active and passive temperature measurement. The probe is easily... [See More]

  • Digital Outputs: Serial Interface
  • Relative Humidity Range: 0.0 to 100
  • Variables Measured: Relative Humidity; Temperature
  • Relative Humidity Accuracy: 2
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]

  • Digital Outputs: Serial Interface
  • Relative Humidity Range: 0.0 to 100
  • Variables Measured: Relative Humidity; DewPoint; Temperature
  • Operating Temp: -40 to 140
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]

  • Digital Outputs: Serial Interface
  • Relative Humidity Range: 0.0 to 100
  • Variables Measured: Relative Humidity; Absolute Humidity; DewPoint; Temperature; Frost point Temp, Specific Enthalpy
  • Relative Humidity Accuracy: 1.3
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]

  • Digital Outputs: Serial Interface
  • Relative Humidity Range: 0.0100 to 100
  • Variables Measured: Relative Humidity (optional feature); Moisture Content; DewPoint; Pressure (optional feature); Temperature (optional feature)
  • Relative Humidity Accuracy: 0.2000
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]

  • Digital Outputs: Ethernet; Serial Interface; Modbus
  • Dew Point Range: -10 to 90
  • Variables Measured: DewPoint
  • Dew Point Accuracy: 1.00
Digital Relative Humidity and Temperature Transmitter for Duct Installation -- DT282
from PMC Engineering LLC

The DT282 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 machine down-time is... [See More]

  • Digital Outputs: Serial Interface
  • Relative Humidity Range: 0.0 to 100
  • Variables Measured: Relative Humidity; Temperature
  • Relative Humidity Accuracy: 2
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]

  • Digital Outputs: Serial Interface
  • Relative Humidity Range: 5 to 95
  • Variables Measured: Relative Humidity; DewPoint; Pressure; Temperature
  • Relative Humidity Accuracy: 1
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]

  • Digital Outputs: Serial Interface
  • Dew Point Range: -148 to 68
  • Variables Measured: DewPoint
  • Dew Point Accuracy: -3.60 to 3.60
HygroMet4 Meteorological Probe -- HM4
from Rotronic Instrument Corp.

The HygroMet4 is suitable for use wherever high humidity prevails for short or long periods. In such environments condensation could occur on conventional probes, thereby delivering incorrect values. This is particularly the case in meteorology, in cheese cellars, tunnels and caves. Heating... [See More]

  • Digital Outputs: Serial Interface
  • Relative Humidity Range: 0.0 to 100
  • Variables Measured: Relative Humidity; Temperature
  • Compensation: Temperature Compensation
Continuous Dew Point Analyzer -- Model 252PM
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]

  • Digital Outputs: Ethernet; Serial Interface; Modbus
  • Dew Point Range: -10 to 90
  • Variables Measured: DewPoint
  • Dew Point Accuracy: 1.00
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]

  • Digital Outputs: Serial Interface
  • Relative Humidity Range: 0.0 to 100
  • Variables Measured: Relative Humidity; Absolute Humidity; DewPoint; Temperature; Frost Point, Mixing Ratio, Specific Enthalpy
  • Relative Humidity Accuracy: 2
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]

  • Digital Outputs: Ethernet; Serial Interface; Modbus
  • Dew Point Range: -148 to 68
  • Variables Measured: DewPoint
  • Dew Point Accuracy: 1.00
Digital Relative Humidity and Temperature Transmitter, Remote Version for High Temperatures -- WR283
from PMC Engineering LLC

The WR283 relative humidity sensor uses the HYGROSMART module, integrated in the interchangeable probe and cable. This device can be used in high-temperature applications thanks to the remote placing of the measurement element and its small overall size. The interchangeable probe allows for simple... [See More]

  • Digital Outputs: Serial Interface
  • Relative Humidity Range: 0.0 to 100
  • Variables Measured: Relative Humidity; Temperature
  • Relative Humidity Accuracy: 2
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]

  • Digital Outputs: Ethernet; Serial Interface; Modbus
  • Dew Point Range: -148 to 79
  • Variables Measured: DewPoint
  • Dew Point Accuracy: 1.00
Digital Relative Humidity Transmitter for Pressurized Applications -- WR295
from PMC Engineering LLC

The WR295 relative humidity transmitter includes the interchangeable HYGROSMART module. This interchangeable module allows you to recalibrate the transmitter simply by replacing the sensor head. As a result, maintenance costs are greatly reduced and machine down-time is minimized. Up to 30 bar / 450... [See More]

  • Digital Outputs: Serial Interface
  • Relative Humidity Range: 0.0 to 100
  • Variables Measured: Relative Humidity
  • Relative Humidity Accuracy: 2
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]

  • Digital Outputs: Ethernet; Serial Interface; Modbus
  • Dew Point Range: -148 to 68
  • Variables Measured: DewPoint
  • Dew Point Accuracy: 1.00
Digital Relative Humidity Transmitter with Remote Probe for Pressurized Areas -- WR285
from PMC Engineering LLC

The WR285 relative humidity sensor uses the HYGROSMART module, integrated in the interchangeable probe. 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 lower... [See More]

  • Digital Outputs: Serial Interface
  • Relative Humidity Range: 0.0 to 100
  • Variables Measured: Relative Humidity
  • Relative Humidity Accuracy: 2