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Products
Industrial Measurements
Products by parameter
Humidity (for normal or wet conditions)
Liquid Concentration
Carbon Dioxide CO₂
Dew Point (for dry conditions)
DGA in Power Transformer Oil
Methane CH₄
氢Peroxide H₂O₂
氢H₂
Moisture in Oil (MiO)
Pressure
结构水分
温度
Products by category
HVAC & Indoor air
Handhelds
Industrial Transmitters
Process refractometers
Power transformer monitoring
Biogas monitoring
Probes & OEM modules
Indoor Environmental Monitoring
Quick links:
Indigo Family
Weather and Environmental Solutions
What are you measuring?
Air quality
Cloud height
Lightning
Multi-weather
Precipitation
Pressure
Road & runway surface condition
温度& humidity
Visibility & present weather
Wind
What is your challenge?
Air quality monitoring
机场天气
Atmospheric research
汽车天气数据
无人机飞行安全
Helideck monitoring
Lightning detection
Maritime weather
Meteorological infrastructure & capability development
Observation network management
Offshore environmental monitoring (EMS)
Ports & coastal weather
Road asset management
Ship instrumentation
Winter road maintenance
Explore products:
自动气象站
Radiosondes & sounding systems
Weather & environmental sensors
Weather radars
Wind lidars
探索以下数字和数据解决方案:
航空
Lightning
Renewable energy
Road asset management
Winter road maintenance
Weather data & APIs
Services
Services
Calibration and repair services
Technical Support
System Maintenance Services
Continuous Monitoring System Services
项目服务
Training Services
Online Store
Services for Vaisala K-PATENTS® Process Refractometers
Extended Warranty
Service Partner Certification
Industries & Applications
Industrial Measurement Solutions
By industry
Automotive
Battery Manufacturing
Biogas
Chemicals & Allied Products
Cleanrooms
Compressed Air
Data Centers
Food, Beverage & Agriculture
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HVAC & Indoor Air
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Power Industry Solutions
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Semiconductor
ALL INDUSTRIES
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Carbon Dioxide
在油中溶解气体(DGA)
Humidity and Dew Point
氢Peroxide
氢
Liquid Concentration
Methane
Moisture in Oil (MiO)
Pressure
温度
By technology
CARBOCAP®
DRYCAP®
HUMICAP®
PEROXCAP®
BAROCAP®
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beplayapp
beplay
beplayer体育
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Collaboration with scientific community
bepaly体育登录
UN Sustainable Development Goals
环境的可持续性
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Vaisalaas an investment
Why invest in Vaisala?
bepaly体育app
Market information
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Why Do We Measure CO₂ in HVAC Applications?
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Hans Nyman
Mar 26, 2019
HEJ在闭合的非通风室中呼吸空气中的PPM CO2与氧气水平增加的关系如何?
//Hans
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让这个领域空白
//Hans