Humidity Temperature Transmitters
The wall mounted Vaisala HUMICAP® Humidity and Temperature Transmitters HMD60 and HMD70 are designed for monitoring relative humidity and temperature in building energy management systems. The combination of high accuracy, stability and reliable operation, make these products the ideal choice for demanding applications.
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The H4112 dew point transmitter is a direct intrusion, FM approved dew point and dry bulb temperature transmitter for industrial environments. The transmitter measures dew point and dry bulb (process temperature) simultaneously with local indication and retransmitted 4-20 mA outputs. The transmitter is designed to meet the moisture measuring...
When it comes to measuring humidity with the highest accuracy, the HygroClip2 series of probes is in a class of its own. Based on AirChip3000 technology, its unique features are sure to impress. In combination with advances in sensor technology and integration, the HygroClip2 will provide superb precision and state-of-the-art functionality,...
H8908 humidity controllers provide automatic low voltage control of humidifiers and dehumidifiers or ventilators, respectively, in central heating and air conditioning systems.
Provide automatic control of a humidifier or dehumidifier for dehumidification in air conditioning systems.
The Manning EC-F2 Sensor is a three wire, 4/20 mA sensor for ammonia available in ranges of 0-100 ppm, 0-250 ppm, 0-500 ppm and 0-1,000 ppm. The Manning EC-P2 exhibits excellent accuracy and precision, with negligible response to common interference gases and dramatic changes in relative humidity. Reliable trip levels as low as 25 ppm can be...
The HMP368 probe enables flexible installation in pressurized pipelines.
The HMP361 probe in this picture has a stainless steel netting filter.
The HMP363 probe is small and fits into tight spaces. This one is connected with a teflon cable.
The HMP364 probe is designed for measurement in pressurized spaces or vacuum chambers.
The HMP365 probe is designed for high temperature environments.
The HMP367 probe is constructed to be installed in environments with high humidities.
Since its launch, HygroGen has become the benchmark for transportable RH and temperature calibrators. Hundreds of users worldwide have identified that this tool for rapid generation of fixed humidity and temperature conditions can save significant amounts of time when performing RH and temperature calibrations. The pharmaceutical industry...
The HygroLog HL-NT humidity, dew point and temperature data logger can be used with any of the HygroClip 2 probes. The HL-NT can monitor up to 7 probes as well as up to two external on/off contacts, such a a door contact. When used together with the validated ROTRONIC HW4 software the HygroLog HL-NT data logger complies with FDA 21 CFR part 11...
• Advanced sensor technology with microprocessor and ASIC provides accuracy better than ±1.5%RH and ±0.3°C
• Fully programmable with alarm, loop and start-stop modes
• 5,000 datapoints recording both humidity and temperature
• Up to one year operation without battery replacement
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The HP23 is a multi-function hand-held indicator that can read the data from up to two HygroClip 2 probes and display relative humidity, temperature and a calculated parameter such as the dew or frost point. Any probe input can also be configured by the user to accept a third party analog probe (restrictions apply).
Selecting the...
The new HygroFlex5-series is the latest development in transmitters for humidity, temperature and dew point. One outstanding feature of this innovative product is, the possibility to output all psychrometric calculations as an analog signal.
The HF5-series is compatible with HygroClip2 probes with integrated AirChip3000 technology...
The new HygroFlex 4-series is the latest development in HVAC transmitters for relative humidity, temperature and dew point. Based on AirChip3000 technology, the instruments achieve a degree of accuracy not seen before.
In combination with advances in sensor technology and integration, the HygroFlex HF42-, HF43- and HF45-...
The new HygroFlex3-series is the latest development in HVAC transmitters for relative humidity, temperature and dew point. Based on AirChip3000 technology, the instruments achieve a degree of accuracy not seen before.
In combination with advances in sensor technology and integration, the HygroFlex3-series provides superb precision...
The Vaisala HUMICAP® Humidity
Indicator HMI41 fitted with the Vaisala HUMICAP® Humidity and Temperature Probe HMP46 can be used for spot checking humidity and temperature in ducts or chambers. Typical applications are plant maintenance, installation and inspection of air conditioning systems, production and storage...
The Vaisala HUMICAP® Hand-Held
Humidity and Temperature Meter HM70 is designed for demanding humidity measurements in spot-checking applications. It is also ideal for field checking and calibration of Vaisala's fixed humidity instruments. The HM70 incorporates the latest generation of the Vaisala HUMICAP...
The wall mounted Vaisala HUMICAP® Humidity and Temperature Transmitters HMW60 and HMW70 are designed for monitoring relative humidity and temperature in building energy management systems. The combination of high accuracy, stability and reliable operation, make these products the ideal choice for demanding applications.
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The two and three-wire Vaisala INTERCAP® Humidity and Temperature Transmitters HMD/W40 and HMD/ W50 are designed for use in energy management systems in buildings. They combine excellent stability with easy installation and reliable operation. The HMD40/50 are for duct installations and the HMW40/50 for wall installations.
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The Vaisala DRYCAP® Dewpoint and Temperature Transmitter Series DMT340 is designed for industrial low humidity applications. Typical applications include compressed air drying and metal treatment. The device is very reliable, easy to use and economical to maintain.
Stability in low dew points
The Vaisala...
The Vaisala DRYCAP® Dewpoint Transmitters DMT345 and DMT346 are designed for humidity measurement in industrial drying applications with particularly high temperatures.
Both transmitters incorporate the Vaisala DRYCAP® sensor, which is accurate, reliable, and stable. The sensor withstands condensation and is immune to...
The Vaisala HUMICAP® Hand-Held Humidity and Temperature Meter HM34 provides a fast and convenient way to accurately spot-check relative humidity and temperature.
Fast and easy-to-use
In measurement mode, the extendable probe just slides out. Normally, measurement takes only a few seconds. The HM34 meter...
The Vaisala HUMICAP® Humidity and Temperature Transmitter HMT333 is a versatile instrument for applications where a small remote probe is needed.
Flexible installation
To install the probe in ducts, channels and through walls, an installation kit is available with an aluminum flange, lead-through piece, and...
The Vaisala HUMICAP® Humidity and Temperature Transmitter HMT334 is designed to measure humidity in pressurized spaces or vacuum chambers. Each probe is tested to ensure a gas and vacuum tight installation.
Vaisala HUMICAP® performance
The HMT334 incorporates Vaisala’s more than 30 years of...
The Vaisala HUMICAP® Humidity and Temperature Transmitter HMT335 has a long stainless steel probe designed for high temperatures.
Robust probe ideal for high flow rates
The HMT335 is ideal for duct measurements as the probe tolerates mechanical stress and withstands high flow rates. The HMT335 can be used...
The Vaisala HUMICAP® Humidity and Temperature Transmitter HMT337 is delivered in one of three configurations:
• Basic: non-warmed probe for moderate humidities
• With a warmed probe: for nea-rcondensing conditions and dew point measurement
• With a warmed probe and an additional temperature sensor: for near-...
The Vaisala HUMICAP® Humidity and Temperature Transmitter HMT338 is designed for pressurized processes.
Insert or remove probe while the process is running
With “hot tapping”, the probe is inserted directly into the process while it is running, without the need for venting or lowering the...
The Vaisala HUMICAP® Humidity and Temperature Transmitter HMT331 is the top-of-the-line wall-mounted transmitter for demanding HVAC and condition monitoring applications.
Compared to regular wall-mounted transmitters, the HMT331 offers, higher measurement performance, better chemical tolerance, advanced graphical display...
The Vaisala HUMICAP® Humidity and Temperature Transmitter Series HMT330 is designed for demanding industrial applications where stable measurement and wide customization is important.
Vaisala HUMICAP® performance
The HMT330 series incorporates Vaisala’s 30 years of experience in industrial...
The HU-226 is an extremely fast, stable and accurate Temp/Humidity Transducer designed for harsh environments. The polymer humidity capacitance sensor is not affected by harsh contaminants, condensation, fog or extremely high humidity over a prolonged period of time. If dust or other contaminants accumulate on the sensor, the probe can be...
The HU-224/225 is an extremely fast, stable and accurate humidity transducer designed for harsh environment.The polymer capacitance sensor is not affected by harsh contaminants, condensation, fog or extremely high humidity over a prolonged period of time. If dust or other contaminates accumulate on the sensor, the probe can be washed in...
Operates humidification equipment on RH fall or dehumidification equipment on RH rise.









































