Instruments, Sensors and Other Measurement Devices
Instruments, sensors and other devices for industrial measurements, indoor and outdoor monitoring systems and stations.
Relative Humidity and Temperature Probe HMP7
for High Humidities
Vaisala HUMICAP® Humidity and Temperature Probe HMP7 is designed for applications which involve constant high humidity or rapid...
Compact Humidity and Temperature Probe HMP9
for Rapidly Changing Environments
The Vaisala HUMICAP® Humidity and Temperature Probe HMP9 is designed for easy installation in rapidly changing...
Relative Humidity and Temperature Probe HMP4
For High Pressures
Vaisala HUMICAP® Humidity and Temperature Probe HMP4 is designed for high-pressure applications such as compressed air systems in...
Relative Humidity and Temperature Probe HMP5
For High Temperatures
Vaisala HUMICAP® Humidity and Temperature Probe HMP5 is designed for high temperature applications such as baking ovens, pasta...
Relative Humidity and Temperature Probe HMP8
For Pressurized Processes
Vaisala HUMICAP® Humidity and Temperature Probe HMP8 is designed for pressurized applications in compressed air systems...
Vaisala Mobile Detector MD30
The first road surface state sensor designed specifically for snow plows
MD30 monitors road conditions and transmits weather data — surface surface...
Indigo 200 Series Transmitters
for Vaisala's Smart Humidity, CO2 and H2O2 Probes
Vaisala Indigo 200 Series host devices are part of Vaisala Indigo product family and...
Miniature Dew Point Transmitters DMT143 & DMT143L (Long)
for OEM Applications
Miniature size dew point transmitters DMT143 and DMT143L are ideal choices when you want to measure dew point accurately in small...
VaiNet Wireless Temperature & Humidity Data Logger RFL100
For wireless monitoring of controlled areas
The RFL100 data loggers use Vaisala’s proprietary VaiNet wireless technology to monitor environments...
VaiNet Wireless Temperature Data Logger RFL100
For wide-range temperature monitoring
The RFL series data loggers use Vaisala’s LoRa® based VaiNet wireless technology to monitor...
Combined Pressure, Humidity and Temperature Transmitter PTU300
for Demanding Applications
The PTU300 is a unique instrument measuring three parameters simultaneously: barometric pressure, humidity, and...
Humidity and Temperature Meter Series HMT330
for Demanding Humidity Measurement
Measure humidity in harsh environments with the best-in-class instrument you can truly depend on. The Vaisala...
Moisture, Hydrogen and Temperature Transmitter MHT410
for Power Transformer Online Monitoring
The Vaisala Moisture, Hydrogen and Temperature Transmitter MHT410 for Transformer Oil measures directly from...
Optimus™ DGA Monitor OPT100
for Power Transformers Online Monitoring
Finally, the world’s first maintenance free multi-gas DGA Monitor requiring no consumables of any...
Vaporized Hydrogen Peroxide, Humidity and Temperature Measurement HPP270 Series
for Bio-Decontamination Processes
The Vaisala PEROXCAP® Hydrogen Peroxide, Humidity, and Temperature Probe HPP270 series probes HPP271 and HPP272 are...
Weather Radar Systems
Vaisala single and dual polarization weather radars are designed to produce superior data quality and availability, meeting even the most demanding...
Forward Scatter FD70 Series
FD70 Series is the seventh generation of Vaisala visibility and present weather sensors. It is designed based on more than 30 years of forward...
VaiNet Wireless Access Point AP10
For networking VaiNet RFL-series data loggers
The VaiNet Access Point AP10 is a wireless networking hardware device for Vaisala's proprietary...
CO₂ Probe GMP251
for %-level measurements in life science incubators, cold storages and all demanding applications
The Vaisala CARBOCAP® Carbon Dioxide Probe GMP251...
CO₂ Probe GMP252
for ppm-level measurements in agriculture, refrigeration, demanding HVAC, and for plant growth manufacturers
The Vaisala CARBOCAP® Carbon Dioxide...
Dew Point and Temperature Meter Series DMT340
for Demanding Low Humidity Conditions
Condensation-resistant DMT340 is designed for industrial low-humidity applications such as industrial drying...
Handheld CO₂ Meter GM70
for Spot-Checking Applications
The Vaisala CARBOCAP® Hand-held Carbon Dioxide Meter GM70 measures volume concentration of CO2 in the units of ppm or...
Methane, Carbon Dioxide and Humidity Multigas Probe MGP261
for Smart Control of Biogas Quality
Get more value out of waste by improved decision-making, and by reducing your operating costs. Vaisala CARBOCAP®...
Moisture and Temperature Meter Series MMT310
for Transformer Oil, Hydraulic and Lubrication Systems in Marine and Paper Industry
Vaisala HUMICAP® Moisture and Temperature Transmitter Series...
Temperature Meter TMP1
for Demanding Temperature Measurements
Vaisala Temperature Probe TMP1 is designed for demanding temperature measurements in industrial applications...
Weather Radar WRM200
Dual polarization Doppler weather radar
WRM200 is a dual polarization Doppler weather radar with real time operational hydrometeor classification...
Automatic Weather Station AWS310
A complete communication and data monitoring solution, including sensor, electronics, mast, and power supply – everything you need to start...
Weather Transmitter WXT530 Series
a compact all-in-one weather instrument
The WXT530 is a cost efficient series of all-in-one weather instruments. It provides six of the most important...
WINDCAP® Ultrasonic Wind Sensor WMT700
WMO and ICAO compliant, robust and reliable ultrasonic anemometer
Robust and reliable ultrasonic anemometer for wind measurement...
Concrete Moisture Measurement Kit SHM40
for ASTM2170 Compliant Borehole Measurement
Measuring structural moisture is essential in order to avoid mold and volatile organic compounds (VOCs)...
Dew Point and Pressure Transmitter DPT146
for Compressed Air Measurement
DPT146 for compressed air measurement makes monitoring compressed air simple and convenient. The DPT146 measures both...
Dew Point Meter DMT132
for Refrigerant Dryers
Vaisala HUMICAP® Dewpoint Transmitter DMT132 is an affordable dew point measurement instrument designed to verify the...
Dew Point Transmitter DMT152
Dew point measurement in very dry environments
Designed to reliably measure low dew point - even down to below -80°C - the DMT152 is an ideal choice...
Dew Point Transmitters DMT345 and DMT346
for High Temperature Applications
Vaisala DRYCAP® Dewpoint Transmitters DMT345 and DMT346 are the best-in-class choice for direct measurement of...
Hand-Held Dewpoint Meter DM70
for Spot-Checking Applications
Hand-held Dewpoint Meter DM70 for spot-checking applications and field calibration offers accurate and fast measurement...
Hand-Held Humidity and Temperature Meter HM70
for Demanding Spot-Checking Applications
Vaisala HUMICAP® HM70 Hand-Held is designed for demanding humidity measurement in spot-checking...
Hand-Held Moisture and Temperature Meter for Spot-Checking in Oil MM70
for Transformers and Oil Pipelines
Reliable MM70 is an ideal tool for the preventive maintenance of oil-filled systems. The water activity measurement...
Humidity and Temperature Transmitter Series HMT310
for Demanding Industrial Applications
The Vaisala HUMICAP® HMT310 series is for demanding industrial applications where compact product design...
Humidity and Temperature Transmitters HMT120/130
±1.5%RH Transmitters with Exchangeable Probes for Cleanrooms and Light Industrial Applications
The Vaisala HUMICAP® HMT120 and HMT130 transmitters...
Intrinsically Safe Humidity and Temperature Transmitter Series HMT360
for Hazardous Environments
Vaisala HUMICAP® HMT360 wall mount transmitter is designed specifically for hazardous and explosive environments. The...
Moisture and Temperature in Oil Transmitter Series MMT330
for Hydraulic and Lubrication Systems and Transformer Oil Monitoring
Vaisala HUMICAP® Moisture and Temperature Transmitter MMT330 series enables fast...
Temperature and Humidity Data Loggers DL2000
For monitoring temperature, humidity, with optional analog input
The Vaisala DL2000 data logger uses highly calibrated temperature and humidity...
AUTOSONDE® AS41
Automatic Sounding System
Vaisala has a long experience of automated soundings, including over 80 delivered systems during the last 25 years and over...
Wi-Fi Data Logger HMT140
For monitoring temperature, relative humidity, current, voltage & door contacts
The Vaisala HMT140 Wi-Fi data logger is designed for...
Temperature Data Loggers DL1016/1416
For wide-range temperature monitoring
Vaisala's multi-application temperature data loggers monitor temperatures in up to four applications with...
Digital Open Frame Humidity Module HMM105
for OEM Applications
An open frame module for integration into environmental chambers and incubators. The module incorporates the Vaisala HUMICAP®...
Hand-Held Humidity and Temperature Meter HM40
for Quick Inspections and Spot-Checking
Compact, portable, and easy-to-use Vaisala HUMICAP® HM40 Hand-Held is designed for spot-checking in a...
Humidity and Temperature Module HMM170
for Environmental Chambers
Vaisala HUMICAP® Humidity and Temperature Module HMM170 is a robust open frame transmitter for integration into...
Humidity and Temperature Transmitter Series HMS110
±2%RH outdoor sensors for HVAC
Vaisala HUMICAP® Humidity and Temperature Transmitter Series HMS110 are ideal for cooling tower control and...
Humidity and Temperature Transmitter Series HMW90
±1.7%RH Wall Transmitters with a Certificate for Demanding HVAC
Typical applications are include museums and archives, production and warehouse...
Humidity Module HMM100
for Environmental Chambers
Practically maintenance-free HMM100 is an open frame module for integration into environmental chambers. Excellent...
Meteorological Installation Kit HMT330MIK
for Installing HMT337 or PTU307 Outdoors
Obtaining a true humidity reading is particularly important in e.g. fog and frost prediction and in traffic...
Moisture and Temperature Transmitter for Oil MMT162
for Transformer Applications and OEM Systems
Excellent economical solution for reliable on-line detection of moisture in oil even in the most...
Multiparameter Transmitter DPT145
for SF6 Gas
The Vaisala Multiparameter Transmitter DPT145 for SF6 Gas is a unique innovation that enables online measurement of dew point...
Portable Sampling System DSS70A and Sampling Cells
for Hand-Held Meter DM70
The Vaisala DRYCAP® Portable Sampling System DSS70A provides a compact solution for field checking dew point where direct...
Turbine Mounting Kit HMT300TMK
for Power Turbine Intake Air Measurement
HMT330TMK monitors the air intake of gas and liquid fueled power turbines and is used together with HMT337...
C-band Weather Radar WRM100
Single polarization Doppler weather radar with an upgrade possibility to dual polarization
A single polarization C-band magnetron Doppler weather...
Road and Runway Weather Station RWS200
Intelligent, fixed environmental sensing station (ESS)
Road weather information is the key to successful decision making. The RWS200 is...
Radiosonde RS41
The Vaisala Radiosonde RS41 streamlines launch preparations, reduces human errors, and lowers operational costs of upper-air weather observations...
CO2, Temperature and Humidity Transmitter Series GMW90
for Green Building Projects
The wall-mounted Vaisala GMW90 Series CARBOCAP® Carbon Dioxide, Temperature and Humidity Transmitters are especially...
Differential Pressure Transmitter PDT101
For monitoring pressure in regulated environments.
The PDT101 differential pressure transmitter is designed for demanding cleanroom applications...
Differential Pressure Transmitter PDT102
For life science and high technology cleanroom applications
A high performance instrument designed primarily for life science and high technology...
Humidity and Temperature Probe HMP110
with ±1.5%RH Accuracy for Demanding Volume Applications
The miniature size HMP110 has a measurement range of 0 ... 100 %RH; -40 ... +80°C and...
Humidity and Temperature Transmitter Series HMS80
±3%RH Outdoor Sensor for HVAC
A reliable basic outdoor humidity sensor for a pole or wall installation. Dew point, wet bulb and enthalpy...
Humidity and Temperature Transmitters HMD60
±1.5%RH Transmitters for Demanding HVAC, with a Certificate
The sturdy and reliable duct mounted Vaisala HUMICAP® Humidity Transmitter Series...
Ceilometer CL31
for cloud height detection
Vaisala Ceilometer CL31 measures cloud base height and vertical visibility in all weather - good or bad. Backscatter...
Transmissometer LT31
for Runway Visual Range (RVR) assessment and airport visibility measurements
Accurate and reliable, WMO and ICAO compliant determination of the...
DL1000-1400 Temperature Logger
For demanding temperature monitoring & mapping
Vaisala DL1000-1400 is a high-accuracy temperature data logger. Ideal for ultra-low temperature...
Cables for Vaisala data loggers
Vaisala Cables are used for connecting Vaisala data loggers to a standard USB port and to a standard RS-232 serial port.
CO₂ Probe GMP231
for CO₂ Incubators
The Vaisala CARBOCAP® Carbon Dioxide Probe GMP231 is designed to provide incubator manufacturers with accurate...
CO₂ Probe GMP343
for Demanding Measurements
The Vaisala CARBOCAP® Carbon Dioxide Probe GMP343 is an accurate and rugged probe-type instrument for ecological...
CO₂ Transmitter Series GM20
for Demand Controlled Ventilation
The duct-mounted Vaisala CARBOCAP® Carbon Dioxide Transmitter Series GMD20 are specially designed for...
Data Logger Jacket
To ensure reliable humidity data logging in humid or dust-prone environments, ask for DL Jackets for your loggers.
HMK15 Humidity Calibrator
Vaisala Humidity Calibrator HMK15 makes calibration and spot checking of humidity probes and transmitters easy and reliable, although for critical...
HMP60 Humidity and Temperature Probe
for Volume Applications
HMP60 is a simple, durable and cost-effective humidity probe suitable for volume applications, integration into other...
HUMICAP® Humidity and Temperature Probe HMP113
The Vaisala HUMICAP® HMP113 humidity probe with plastic enclosure has excellent reliability and high chemical tolerance and is suitable for...
HUMICAP® OEM Modules
for relative humidity, temperature and dew point applications
Vaisala offers a wide range of OEM modules for relative humidity (RH), temperature (T)...
Humidity and Temperature Transmitter Series HMDW110
±2%RH transmitters with a certificate for demanding HVAC
Vaisala HUMICAP® Humidity and Temperature Transmitter Series HMDW110 is suitable...
INTERCAP® Humidity and Temperature Probe HMP63
A cost-effective humidity probe HMP63 with plastic enclosure for indoor environment. The probe fits into tight spaces.It is ideal for conditions with...
PTB110 Barometer
for Industrial Use
Vaisala BAROCAP® Barometer PTB110 is designed both for accurate barometric pressure measurements at a room temperature and for...
PTB210 Digital Barometer
for Harsh Environments
Excellent solution for outdoor installations. Operates in a wide temperature range. The housing provides IP65 (NEMA4) compliant...
Remote Display Panel RDP100
for cleanroom applications
The RDP100 remote display, in combination with the HMD112 transmitter, is an excellent choice for measuring temperature and...
Universal Data Loggers DL4000
For monitoring DC voltage or 0-20 mA current loop outputs
The DL4000 data loggers are a simple solution for recording and monitoring...
vNet Power over Ethernet (PoE) Logger Interface
For connecting DL-series data loggers to a network
The Vaisala vNet Power over Ethernet (PoE) data logger interface is a network connectivity...
IRIS Focus Weather Radar Software
The next generation in weather radar software
IRIS Focus Weather Radar Software provides a uniquely rich set of tools for viewing and analyzing your...
Sigmet Digital Receiver and Signal Processor RVP900
The RVP900 provides comprehensive digital IF and signal processing functions on an open Linux PC platform.
Weather Radar WRK100
Single polarization Doppler weather radar equipped with klystron transmitter
WRK100 offers exceptional spectral purity and phase noise...
Weather Radar WRK200
Dual Polarization Doppler Weather Radar equipped with klystron transmitter technology
WRK200 is equipped with klystron transmitter technology. WRK200...
X-band Weather Radar
Seize outstanding performance, data quality, and reliability
The new X-band Weather Radar provides highly accurate measurements for a limited...
Air Quality Transmitter AQT410
Sensor measuring up to four most common gaseous pollutants
Cost-effective, air quality and meteorological data solution AQT410 measures up to four...
Air Quality Transmitter AQT420
for Pollutant Gases and Particulate Matter
Cost-effective AQT420 is an air quality transmitter that measures up to four most common gaseous pollutants...
Ceilometer CL51
for high-range cloud height detection
The Vaisala Ceilometer CL51 is designed to measure high-range cirrus cloud heights without surpassing the low...
DST111 Remote Surface Temperature Sensor
Remote temperature measurement sensor provides a remote alternative to measuring road surface temperature.
HydroMet™ Automatic Weather Station MAWS201
portable AWS for temporary installations
The Vaisala HydroMet™ Automatic Weather Station MAWS201 is a portable AWS for temporary installations...
Maritime Observation System AWS430
Designed specially for critical maritime weather applications
An automatic weather station designed for maritime environments such as ports, ships...
Oceanographic Measurements
Oceanographic sensors from the carefully selected partners.
Vaisala´s carefully selected partners meet the same high quality requirements as...
Present Weather Detector PWD12
for visibility measurement and precipitation type detection
Present weather detector and visibility sensor, you will find the mix you require of...
Present Weather Detectors PWD22 and PWD52
Measure prevailing visibility and detect precipitation type
Vaisala's PWD-series of present weather detectors and visibility sensors provide you...
Present Weather Sensor FS11P
Traceable visibility measurement and precipitation type detection
Runway visual range (RVR), aeronautical and synoptical visibility and present...
Radiation Shield Series DTR500
for Maritime Observations transmitters and probes
Naturally ventilated Shield Series DTR500 are solar radiation and precipitation shields supporting...
Remote Surface State Sensor DSC111
Several measurements combined compactly in one sensor.
TacMet® Tactical Meteorological Observation System MAWS201M
The Vaisala TacMet® Tactical Meteorological Observation System is a field-deployable, compact weather station for various field operations. Offering...
Thunderstorm Local Lightning Sensor TSS928
Superior performance in local-area lightning tracking
Lightning-sensitive operations rely on Vaisala TSS928 sensors to provide critical local...
Vaisala WINDCAP® Ultrasonic Wind Sensor WXT532
For stable and inexpensive wind measurements
WXT532 is part of the Weather Transmitter WXT530 Series. It is an ultrasonic wind sensor in a...
Visibility Sensor FS11
Runway visual range assessment and airport visibility measurement selected by FAA
Designed according to ICAO, FAA and WMO guidelines, the FS11 is an...
Visibility Sensor PWD50
Accurate and traceable measurement of prevailing visibility
PWD50 offers perfect solutions for a variety of visibility measurement applications e.g...
Visibility Sensors PWD10, PWD20 and PWD20W
for accurate visibility measurement
Sensors designed for a variety of visibility measurement applications, including: road weather, waterway...
DigiCORA® Sounding System MW41
Sounding System MW41 supports the world-class performance of Vaisala Radiosonde RS41 family, making it an excellent choice for both synoptical and...
Dropsonde RD41
A meteorological measurement device
Vaisala Dropsonde RD41 is a meteorological measurement device for use in atmospheric profilings from aircraft...
MARWIN® Sounding System MW32
Easy to use and extremely rugged Vaisala MARWIN® Sounding System MW32 provides an atmospheric profile of wind, pressure, temperature and humidity...
Ozone Sounding with Vaisala Radiosonde RS41
Reliable and accurate ozone measurement for synoptic sounding and atmospheric research. The ozone sounding set-up comprises an ozone sensor connected...
Radiotheodolite RT20A
an advanced, all-weather interferometric RDF antenna that meets all the operational requirements of tactical field units
The RT20A consists of...
RS41 Add-on Interface
In addition to temperature and humidity profiles, other in-situ measurements of the atmosphere provide valuable information for researchers and the...
Barometric Pressure Transfer Standard PTB330TS
Portable, battery operated transfer standard with data capability
Barometric Pressure Transfer Standard PTB330TS combines a PTB330 digital barometer...
CO2, Humidity and Temperature Transmitter Series GMW80
for Monitoring Indoor Air Quality
Measuring CO2 is the most economical way to monitor both indoor air quality (IAQ) and human presence with one...
Humidity and Temperature Transmitter Series HMD/W80
±3%RH Low Maintenance Transmitters for Standard HVAC
The HMDW80 series is versatile with transmitters for wall and duct mounting for measuring...
Mid-range Data Logger for Temperature, Humidity & Door Switch
For monitoring temperature, humidity, and analog inputs
Vaisala's Mid-Range data loggers are designed for early phase drug and device development...
Thermocouple Data Loggers DL1700
For extreme temperature monitoring
The DL1700 thermocouple data loggers provide accurate temperature data acquisition, remote alarming, and...
Antenna-mounted Receiver for C-band Weather Radars - AMR
for upgrading weather radars to dual-polarization
All the benefits of dual polarization without the downtime and cost. Antenna-mounted...
Digital Barometer PTB330
for Professional Meteorology, Aviation, and Industrial Users
This PTB330 barometer - designed for a wide range of high-end atmospheric pressure...
HUMICAP® Humidity and Temperature Probe HMP155
Vaisala's HUMICAP® HMP155 is a plug-and-play sensor that has excellent stability and withstands well even in harsh environments. The probe provides...
Road and Runway Surface and Depth Sensor DRS511
Weather impacts the road surface constantly. Having a sensor that can provide as much information about the current state of the road is extremely...
Thunderstorm Advanced Total Lightning Sensor LS7002
The LS7002 is a sensor detecting low frequency (LF) electromagnetic signals generated by lightning in order to provide extremely accurate geolocation...
ASAP Station
Semi-automatic sounding station designed for ship deck installation on marine vessels
A semi-automatic ship-board upper-air observation station that...
Background Luminance Sensor LM21
Fully featured instrument designed for Runway Visual Range (RVR)
Intelligent, stand-alone Background Luminance Sensor (An Ambient Light Sensor) for...
Surface Patrol Pavement Temperature Sensor Series DSP100
Noncontact infrared sensor for measuring pavement temperature, that also measures air temperature. The sensor is mounted outside your vehicle and...
Thunderstorm Electric Field Mill EFM550
Advance warning of overhead lightning threat
Vaisala Thunderstorm Electric Field Mill EFM550 integrates with Vaisala local area, real-time lightning...
Probes and Damping Blocks
Accessories for Temperature Data loggers
Our probes connect easily to Vaisala data loggers. The Vaisala EPT series external temperature probes for...
Wide-Range Temperature Probe TMP115
For demanding temperature controlled environments
Ideal for temperature-controlled chambers, cryogenic applications, incubators, LN2 tanks...
Precipitation Sensor QMR101
An economical and accurate rain gauge made of plastic material which is highly resistant to UV-radiation and even frost proof.
Precipitation Sensor QMR102
An aerodynamically shaped rain gauge designed to minimize the wind originated airflow reducing the catch.
Static Pressure Heads SPH10/20
for minimizing wind induced error
Variations due to strong and gusty wind can be overcome by using a static pressure head to ‘filter out’ the...
AviMet® Data Panel Display WID512
for viewing important information in aviation applications in a simple way
The WID512 is a generic data panel display for aviation purposes, and it...
AviMet® Weather Panel Display WID513
for viewing real-time weather information in accordance with ICAO standards and recommendations
The WID513 is an independent standalone display unit...
AviMet® Wind Panel Display WID511
for viewing realtime measurements from Vaisala wind sensors in aviation applications
The WID511 is an independent standalone wind panel display unit...
Rain Detector DRD11A
Rain intensity measurement with processing unit
Rain and snow are quickly and accurately detected with the DRD11A rain detector. It operates via...
Rain Gauge RG13/RG13H
For rainfall and liquid precipitation measurements
Rain gauge especially suitable for remote and unattended locations uses a tipping-bucket...
Serial Wind Transmitter WAC155
Converts the digital data for use in the RS-485 bus
Converts the digital data supplied by the Vaisala WA15 and WA25 Series wind sensors for use in the...
Surge Protector WSP150
Compact transient overvoltage suppressor for outdoor use
Vaisala Surge Protector WSP150 is a compact transient overvoltage suppressor designed for...
Surge Protector WSP152
Especially designed to protect the USB connection of a PC connected to the Vaisala Weather Transmitter WXT520 or the Vaisala WINDCAP® Ultrasonic...
Wind Sensor WM30
Accurate wind speed and direction measurement in a compact and economical package
The Vaisala Wind Sensor WM30 is a compact and economical wind speed...
Wind Set WA15
Anemometer and wind vane with crossarm and power supply
With a proven track record of successful installations, the Vaisala Wind Set WA15 has earned...
Wind Set WA25
heated anemometer and wind vane for cold environments
The Vaisala Wind Set WA25 is a high-quality cup and vane wind measurement station designed for...