In the European Union, the ATEX Directive 94/9/CE is compulsory for plants or machines, in which hazardous substances are processed or produced. It states that only ATEX-approved instruments must be used in hazardous areas within Europe. One frequently selected …
Pressure sensor
Fields of application for pressure sensors 4 – summary
Stefan Heusel | Know-howIn previous articles about the fields of application of different pressure sensors, I have described the special features of the different versions. Pressure range and ambient conditions are decisive when selecting a suitable sensor for a problem to be solved. In …
Worldwide use of Ex instruments and Ex pressure sensors due to international IECEx approval
Stefan Heusel | Know-howPressure sensors and electronic devices may only be used in hazardous areas if they have been tested and approved by a recognised authority in terms of their explosion protection features. So far, this was mostly carried out by a national institution which, after …
Electronic Pressure Measurement – Basics, applications and instrument selection
Sabine Mai | Know-howIn the renowned book series “Die Bibliothek der Technik” (library of technology) a volume about electronic pressure measurement was released with the technical support of WIKA. A short statement on their book by the authors: “Our customers and colleagues at …
Why it is important to choose explosion-proof pressure transmitters carefully …
Ahmad Desuki | Know-howIn order to be safe for use in the hazardous locations, pressure sensors that are suitable for use in that hazardous area need to comply with one of the many protection types available. A common route is to use a pressure sensor possessing the Ex-d protection type, …