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All posts by Stefan Heusel

The right cable increases your machine availability

Stefan Heusel | Know-how
bundle of cables

The 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.  …

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Failure causes and sources of errors in sensors: Mechanical failure – defected cables, lines or connectors

Stefan Heusel | Know-how
avoid cable break

Cable break / lead breakage, broken connectors and damaged cable insulation – many of these failure causes and sources of errors in sensors can be traced back to mechanical failure of qualitatively inferior components. You have carefully selected a supplier for …

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Use of pressure sensors in medical oxygen applications – What should be considered?

Stefan Heusel | Applications
pressure sensor in use with oxygen

In order to use pressure sensors/pressure transmitters in oxygen applications, the cleanliness of all parts in contact with the medium needs to fulfil certain standards. This is due to the fact that increased pressure or an increased oxygen content in the medium can …

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SIL 2 and SIL 2 does not automatically equal SIL 2

Stefan Heusel | Know-how
table: SIL range

When using pressure sensors in safety-relevant applications, sooner or later one must ask the question whether the SIL evaluation of the proposed pressure sensor is sufficient for the application. Often, the user tends to favour pressure sensors with higher SIL …

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Analogue output signals from pressure sensors 3: 0.5 … 4.5 V ratiometric

Stefan Heusel | Know-how
radiometric output signal of pressure sensor

For some applications, for example in vehicles or battery operated applications, an output signal is required which can be operated at low power to enable a long service life. Normally, ratiometric signals are transmitted as 10 ... 90 % of the powersupply voltage.  …

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Welcome to the WIKA blog

In our English-language blog you can expect many interesting articles on pressure, temperature, level, force and flow measurement, and also on the subject of calibration technology. Furthermore, there are various insights into the world of the WIKA group of companies – seen from different angles.

Most-read articles
  • Difference between gauge pressure and absolute pressure measurement

  • Pt100 in 2-, 3- or 4-wire connection?

  • Differences between G1/4″ threads

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