How do you decide whether to use mechanical pressure switches or electronic pressure switches in your application? Each type of pressure switch does have its advantages and limitations. The key differences of mechanical pressure switches and electronic pressure …
Know-how
When does a sensor modification require changes to the approval?
| Stefan Heusel | Know-howGenerally, all pressure sensors which are distributed in the EU market have to comply with the requirements of the “ pressure equipment directive ” as well as the EMC directive 2004/108/EC. Depending on the application or location of operation, a variety of …
International pressure units
| Michèle Beyer | Know-howYou must have already asked yourself once in a while why there are so many different pressure units worldwide: when are they used and which units are used most frequently and where? These questions can be answered quite easily: the SI unit for the physical quantity …
What does “adiabatic compression” mean and what is a pressure-surge test?
| Stefan Heusel | Know-howThe term adiabatic compression refers to an abrupt temperature increase as a consequence of a pressure surge. Such temperature increases occur in gaseous media, when the thermal energy which is released due to a change in pressure cannot be passed on to the environment …
The right cable increases your machine availability
| Stefan Heusel | Know-howThe choice of the right cable or line for transmitting signals on your machine has essential influence on the machine availability. Usually, when determining the instruments of machines and plants, a profound amount of attention is given to choosing the right sensors. …