Our website uses cookies. By continuing to use it, you agree to their use.

Further information
Agree
  • Applications
  • Products
  • Know-how
  • WIKA insight
  • Contact
    • Contact form
    • Sales Germany
    • Sales Switzerland
    • Sales Austria
    • WIKA world wide
    • Current authors
  • WIKA blog
    • Back
    • WIKA blog
    • WIKA blog
    • WIKA blog
    • WIKA blog
    • WIKA blog
    • WIKA blog
    • WIKA blog
    • WIKA blog
    • WIKA blog
  • WIKA Corporate Websites
    • Back
    • WIKA Germany
    • WIKA Austria
    • WIKA Switzerland
WIKA
  • WIKA blog
    • WIKA blog
    • WIKA blog
    • WIKA blog
    • WIKA blog
    • WIKA blog
    • WIKA blog
    • WIKA blog
    • WIKA blog
    • WIKA blog
  • WIKA-Websites
    • WIKA Germany
    • WIKA Austria
    • WIKA Switzerland
  • Applications
  • Products
  • Know-how
  • WIKA insight
  • Contact
    • Contact form
    • Sales Germany
    • Sales Switzerland
    • Sales Austria
    • WIKA world wide
    • Current authors
WIKA
Products
  • WIKA blog
  • Failure
  • Facebook
  • Twitter
  • XING
  • LinkedIn
  • Send Page URL

Failure

SIL-certified: Functional safety with mechanical switches

01/20/2021 | July Yang | Know-how
Functional safety: SIL-certified mechanical switches

Mechanical pressure and temperature switches perform sensitive tasks in safety-relevant applications, e.g. monitoring limit values. Their functional safety must be guaranteed accordingly. This is always the case if the instruments fulfil the requirements of the …

Read more

MTTF and MTTFD – What is the difference?

08/25/2020 | Arndt W. Jahns | Know-how
What is a MTTF bzw MTTFD

The MTTF value is a term from the field of risk analysis & risk evaluation. The exact meaning is m ean t ime t o f ailure or simply the mean life of a component. The MTTF has gained particular relevance due to EN ISO 13849-1. In accordance with this standard, …

Read more

New ScrutonWell ® design for thermowells

05/26/2015 | Kai Grabenauer | Temperature
NEW ScrutonWell® design

In order to avoid any damage to the thermowell during operation due to mechanical loads, a thermowell calculation per ASME PTC 19.3 TW-2016 is recommended for critical process conditions. In case of a calculation with negative results, the only constructive solution so …

Read more

SIL? PL? What is the probability of failure of a safety function?

04/24/2014 | Stefan Heusel | Know-how
table: SIL safety integrity level

Customers often ask us: “Can my product be part of a safety function? Which standards or directives apply in this case?” The most important safety directives and standards available today are SIL (Safety Integrity Level) and PL (Performance Level). These …

Read more
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?
  • Pt100, Pt1000 or NTC – which is the right sensor?
Accuracy Ex protection Hydrostatic Hydrostatic level measurement International Measuring principles Pressure Pressure gauge Pressure sensor Pressure switch Safety Standards/approvals/directives Subsidiary Temperature Thermometer
News subscription
The WIKA news subscription informs you, free of charge, by e-mail whenever there is a new blog article. Simply define what subjects interest you and you'll be kept up-to-date! Subscribe

© 2021 WIKA Alexander Wiegand SE & Co. KG

  • Privacy policy
  • Legal notice