MBW calibration

MBW calibration - Experts in Humidity Measurement & Calibration Systems

MBW Calibration is globally recognized for its expertise in humidity measurement and calibration systems. Renowned for developing high-quality chilled mirror dew point hygrometers, MBW serves a wide range of applications, including gas quality analysis and humidity calibration.

Their instruments are trusted for providing calibration traceability to leading laboratories, including National Metrology Institutes and humidity instrument manufacturers. MBW’s dew point mirrors are frequently selected as transfer standards for inter-laboratory comparisons worldwide.

With growing demand for high-performance humidity measurement in meteorology, MBW has become a preferred provider for low-uncertainty calibration systems used by National Meteorological and Hydrological Services. Additionally, MBW leads in SF6 gas quality analysis, offering precision and stability through its innovative chilled mirror technology, minimizing the need for sensor replacements.

Chilled Mirror Hygrometry Technology

• CHILLED MIRRORS FOR TRANSFER STANDARD / CLIMATE CHAMBERS - [APPLICATION NOTE]
• CHILLED MIRROR HYGROMETERS - [DATA SHEET]
• MBW Chilled Mirror Hygrometers – Fast Delivery!

Chilled mirror hygrometry is a type of humidity measurement technique that uses a chilled surface to measure the dew point temperature of a gas or air sample. The dew point temperature is the temperature at which the water vapor in a gas or air sample begins to condense into liquid form.

In chilled mirror hygrometry, a small mirror is cooled down to a temperature below the expected dew point temperature of the sample being analyzed. The sample is then passed over the surface of the mirror. As the water vapor in the sample comes into contact with the chilled mirror, it condenses onto the mirror’s surface and forms tiny droplets.  The temperature of the mirror is measured precisely using a sensitive temperature sensor, such as a resistance temperature detector (RTD). The dew point temperature is then determined by comparing the temperature of the mirror to the temperature at which the water vapor in the sample begins to condense on the mirror’s surface.

Chilled mirror hygrometry is a highly accurate and precise technique for measuring humidity levels, as it directly measures the dew point temperature of the sample. It is also a reliable technique for detecting low levels of humidity, as it can measure dew points as low as -90°C or even lower. Additionally, chilled mirror hygrometry is a simple and robust technique that requires little maintenance, making it a popular choice for industrial and laboratory applications.

Some common applications of chilled mirror hygrometry include monitoring humidity levels in clean rooms, measuring humidity in natural gas pipelines, and analyzing the moisture content of various gases in industrial processes.