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Please click on any of the links below to go directly to the relevant on-line information of
the companies and their products. Or contact the company at their email address.
| Aanderaa
Data Instruments AS Norway |
The relative humidity sensor 3445 from Aanderaa Data Instruments (ADDI) has a range of 0 to 100% relative humidity (RH), with an accuracy of 2% RH. Operation temperature range is -40 to + 50 °C. The sensor output is AADI’s SR10 digital output signal. The sensor uses a capacitive polymer to sense humidity. The sensor is robust, has low power drain and is easily fitted to AADI´s weather station AWS 2700 |
|
Adolf Thies GmbH & Co.
KG |
Thies Clima
the world of weather data. |
|
Campbell Scientific (Canada) Corporation
Canada |
Campbell Scientific (Canada) Corp. (CSC) has been a provider of quality sensors, measurement instruments and data acquisition systems since 1978. Our product line consists of data acquisition and measurement control systems, automatic weather stations, meteorological, hydrometeorological and a wide variety of sensors, including air temperature and relative humidity. |
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CAMPBELL SCIENTIFIC LTD.
|
Campbell Scientific manufacture and
sell a wide range of meteorological sensors including several models for
temperature and relative
humidity. Models include: 50Y – a general purpose probe suitable for environmental monitoring and automatic weather stations CS215 – a cost effective probe with digital element for high accuracy and stability, features a field changeable element with simple recalibration feature for easy maintenance, low power consumption and SDI-12 connection for longer wire lengths with no signal errors. HMP45C & MHP50 – Vaisala’s two popular temperature and relative humidity probes. All probes fully compatible with Campbell Scientific data loggers or other similar systems. |
|
Casella CEL |
Casella’s Whirling Hygrometer provides a simple
and effective way to measure relative humidity in air. The wet and dry bulb thermometers are held in a slotted frame which is
whirled at speed around the handle to give a high and reasonably constant rate of air flow. For additional information on the Whirling Hygrometer, contact Casella CEL. |
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CIMEL Electronique
|
CIMEL
Electronique provides relative humidity sensors for monitoring in
various environments as agriculture, transport, aviation, museums. CIMEL
Automatic Weather Stations
are supplied with CE191
sensors, characterized by a precision of 1.5% for 20% -95% after
calibration. The total measurement range is 20-100%.
Microclimate
monitoring in museums is achieved with CimTrace100
systems. This tiny system (60g) records temperature and relative
humidity variations. There is a programmable sampling between 1 and
100min and a minimum memory of 5 weeks. The temperature sensor has a
range of 0-70°C and ±0.5°C precision. The humidity sensor has a
range of 0-100% and ±3% precision. |
|
CLIMATRONICS
United States of America |
Climatronics Corporation manufactures a complete line of meteorological instruments and systems for all applications. We offer a complete line of humidity sensors that can be combined with temperature sensing elements to couple these two measurements into one sensor. Low cost sensors are available for cost-efficient systems while more robust sensors, featuring wider range and greater accuracy are also available. All sensors use capacitive elements for greatest reliability, and our data loggers and processors will calculate dew point temperature from the humidity and temperature measurements. |
|
Davis Instruments Corp. |
Davis Instruments weather stations provide accurate and reliable weather data at an affordable price. The Davis Vantage Pro2™ and VantageVue™ weather stations relative humidity in addition to temperature, rainfall, barometric pressure, wind speed and direction, and more. For those in need of a separate temperature and humidity sensor, the Wireless Temperature/Humidity Station is a battery-powered unit that can transmit the latest readings to a VantageVue or Vantage Pro2 console/receiver and Weather Envoy with WeatherLink®. |
| ENVIRONMENTAL
MEASUREMENTS LTD. United Kingdom |
Two types of probes
are offered: a) RH1 - a low cost, high performance probe featuring the Vaisala HUMITTER electronics module. Temperature range -10deg C to +60deg C, humidity range 10 to 90%. b) MP100A - a higher specification probe manufactured by Rotronic of Switzerland. Temperature range -40deg C to +60deg C, humidity range 0-100% See product information at: http://www.emltd.net/products |
|
Fairmount Weather Systems Ltd.
United Kingdom |
Fairmount Weather Systems was
founded in 1988 and has manufacturing experience dating back to the late 1960’s.
Fairmount automatic weather stations can be configured with a number of meteorological, hydrological and environmental sensors with various telemetry and datalogging options meeting accepted International Standards which have been supplied to Meteorological Departments throughout the World. Fairmount manufacture and sell a wide range of Humidity equipment and sensors. Our products are manufactured and finished by our highly skilled workforce in Cambridge, UK. |
|
FTS FOREST TECHNOLOGY SYSTEMS
LTD. Canada |
FTS’
THS-3
is arguably one of the most reliable temperature and humidity sensors for
environmental and Hydromet monitoring. Designed with remote deployment in mind,
it is widely used by more than 50 government and environmental monitoring
organizations across the world. The high quality and reliability of the THS-3
result in precision readings in any environment, and
FTS support and service
provides our customers with peace of mind. The radiation shield provides
effective protection while ensuring good ambient airflow to the sensor, and an
easy-to-replace filter protects the humidity sensor from airborne contaminants
and insects. Read about technical specifications. |
|
KOMOLINE Electronics Pvt. Ltd. India |
Komoline offers humidity sensors in combination with temperature
for the measurement of humidity of air. Komoline manufactures a wide spectrum of digital sensors with a variety of connectivity options( including analog outputs) for application in meteorology, hydrology, oceanography and agricultural studies. www.komoline.com |
| LOGOTRONIC
GmbH Austria |
Logotronic supplies a big variety of measuring stations. Small ones, stationary or mobile up to synoptic weather stations. The stations are highly scalable to the user requirements due to the modular system architecture. One measuring station for meteorology, hydrology, water quality and soil investigation. Nearly all common sensors can be connected via measuring interface modules. All stations can use telemetry modules for telephone, GSM, radio or Internet data transfer. |
| METEOLABOR
AG Switzerland |
Thygan is a ventilated heated thermometer
combined with a mirror-type dew point hygrometer. The instrument is designed for
field Operation and meets the highest demands as to reliability and accuracy even under the most severe environmental conditions. Thygan is recommended as a working reference by World Meteorological Organization (WMO).
Klimet A30 is a high precision Reference system for
Temperature, Air Humidity, and Air Pressure. |
|
Meteoservis
v.o.s. |
The METEOSERVIS v.o.s. company is the producer of the MetCover 3 radiation shield for various humidity/temperature sensors. Please ask other information on the our email address: meteoservis@iol.cz |
|
Pulsonic France |
Humidity sensors developed by PULSONIC can be used on all our
automatic weather stations. They are compatible with most of professional application. Combined with temperature probe, they can be located in a small radiation shield. Contact us or refer to our web site page for more detail : http://www.pulsonic.net/meteo/en/sensors/hygrometer.html http://www.pulsonic.net/meteo/en/automatic-weather-stations.html |
|
RADIOMETRICS
CORPORATION United States of America |
The MP-3000A Profiler delivers continuous humidity profiles to 10-km height with radiosonde-equivalent accuracy for weather modeling. The US Department of Energy Atmospheric Radiation Measurement (ARM) program uses radiometer upper air humidity measurements to correct radiosonde humidity soundings for climate research. ARM operates 25 Radiometrics radiometers at worldwide locations. A majority of these radiometers have been in near continuous operation for more than 20 years. |
|
R. M. Young Company United States of America |
The Young Humidity/Temperature Probe offers accurate remote measurement with convenient voltage or current outputs. The Aspirated Radiation Shield provides maximum protection when power is available. The Multi-Plate Radiation Shield is a cost-effective alternative for remote sites where power is not available. |
|
Rotronic AG
Switzerland |
ROTRONIC offers a comprehensive
range of humidity instruments: transmitters, data loggers, indicators, probes,
sensors and humidity generators for the measurement and calibration of relative
humidity, dew point, water activity and other humidity parameters. Problem-free,
accurate measurement results from the most stable humidity sensor in the
industry combined with our unique HygroClip® digital technology. Our instruments
and probes measure both humidity and temperature because temperature is critical
to the proper measurement and interpretation of humidity. Please see: http://www.rotronic-humidity.com/ |
|
SEBA Hydrometrie GmbH |
SEBA meteorological programme comprises among other high accurate meteorological equipment air humidity sensors. High demands on quality, precision, reliability and longevity are made to the components and sensors. |
|
Skye
Instruments Ltd. |
Skye have been manufacturing high quality, robust
and reliable relative humidity and temperature probes since 1985. These
meteorological specification sensors are ideal for all outdoor, glasshouse and high humidity applications. All sensors are calibrated in the factory and are sufficiently stable for 2 or more years of unattended use. Where the very highest precision is required, a simple calibration is easily performed at any time. All probes include a capacitive RH element and we offer a choice of temperature element – including PT100 and thermistor sensors. For more information visit: www.skyeinstruments.com/rhtplus.htm |
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SpectraSensors, inc. United States of America
|
The SpectraSensors WVSS-II provides the final essential parameter needed for accurate Numerical Weather Prediction modeling that has been missing from aircraft observations—laser fast and accurate measurement of water vapor. The system uses a patented UCAR designed air scoop mounted on the outer skin of a commercial aircraft with an inlet port and outlet port to collect the air sample. The analyzer uses a Tunable Diode Laser as a source, with detector and electronics to accurately measure the amount of water in the atmospheric sample at laser speeds. Data is then transmitted to ground by appropriate communications in the AMDAR system, for use in all meteorological applications. Very accurate water vapor measurement has been proven in operation from the surface to flight altitudes of 40,000 ft. |
Sutron Corporation |
Looking for the WORLD’S MOST RELIABLE, Field-Proven, Real-Time Monitoring System? Sutron Manufactures, Installs, & Supports The
World’s Most Dependable Turn-Key Monitoring & Warning Systems:
PORTABLE & PERMANENT DCPs - WMO
Compliant |
|
Theodor Friedrichs &
Co. Meteorologische Geräte und Systeme GmbH Germany |
Theodor Friedrichs, an ISO 9001, KTA
1401 and IAEA 50-C-Q certified company, manufactures complete professional
weather observation systems for meteorological and general environmental
monitoring applications. Psychrometer acc. to Assmann and August, as well as electrical ventilated psychrometer are within the product range. For automatic weather stations combined temperature/humidity sensors can be supplied. Hygrographs and thermo/hygrographs complete the product range. |
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TIANJIN
METEOROLOGICAL INSTRUMENT WORKS China |
Tianjin Meteorological possesses a variety of advanced manufacturing
and inspecting methods, as well as satisfactory quality keeping and service system. They produce some 40 kinds of apparatus
covering all sorts of measurements in wind direction, wind velocity, rainfall, evaporation, temperature, humidity. They also have five categories of inspecting apparatus of meteorological instruments of air pressure, humidity, temperature coefficient, rainfall, wind tunnel, etc. |
| VAISALA OYJ
Finland |
Vaisala has a wide variety of relative humidity measurement
instruments for all meteorological applications. Vaisala is the world leader in
humidity measurement technology. |
| VECTOR
INSTRUMENTS (Windspeed Ltd) United Kingdom |
Vector Instruments produces the H301 aspirated psychrometer which uses the "Wet and Dry Bulb" method for reliable determination of air temperature and relative humidity. A range of other weather sensors and associated equipment is also available. |
|
WeatherBug
Professional United States of America |
The
WeatherBug Weather Station is a professional-grade cost-effective weather
observation station which records information on 27 different weather parameters
including lightning, temperature, relative humidity, wind speed and direction,
wind gusts, heat index, barometric pressure, rain rate and rainfall
accumulations. WeatherBug Weather Stations are easy to install and require
minimal maintenance. The WeatherBug network receives up-to-the-second weather information collected from more than 8,000 WeatherBug Weather Stations from locations around the world. The network powers the full suite of WeatherBug Professional products including web-based visualization tools, severe weather warning and alerting services. |
Wilh. Lambrecht GmbH |
Looking
back on 140 years of expertise, LAMBRECHT is the most experienced producer of humidity
measuring devices world-wide. The classical measuring element, the human hair grid, is the best-tried measuring principle. Systems working with this
principle are almost maintenance free and corrosion resistant. A special example is the only
calibratable system, the Assmann-Psychrometer. Like many
other LAMBRECHT instruments it is handmade and individually adjusted. Easy to read, short
response times and no saturation effects are the distinctive qualities of the system. In short: a traditional as well as up-to-date masterpiece from LAMBRECHT.
See also Drum
Recorders and Data Logger TROPOS. |