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All posts by Jing Lyu

Pressure measurement: How users benefit from a systems provider

Jing Lyu | Know-how, Pressure
Collaboration with a pressure measurement system provider is the efficient way to design a measuring point specifically for the application.

Pressure measurement could be so simple: Installing a pressure gauge, pressure transmitter or IIoT measuring instrument with radio unit – done. But in many cases, a measuring location requires more components than just the measuring instrument, especially in the …

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SIP in pharmaceutical processes: Sterilisation with ultrapure steam

Jing Lyu | Know-how
SIP processes are essential in the pharmaceutical industry.

“Sterilisation in place” or “steam in place”, SIP for short, is an indispensable process in pharmaceutical production. It involves sterilising the relevant process equipment directly in the plant using condensing steam. Following the cleaning in place (CIP) …

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Pressure monitoring at high temperature is a challenge

Jing Lyu | Applications
Drucküberwachung unter Hochdruck: Visbreaking-Anlagen sind Teil einer Erdölraffinerie.

Pressure monitoring at high temperature is a demanding measuring requirement. This requires a specially designed diaphragm seal. With model 990.45, WIKA offers such an instrument in its portfolio and was therefore awarded the contract by the operator of an oil …

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Hydrostatic pressure test with a digital pressure gauge

Jing Lyu | Applications, Pressure
Hydrostatic pressure test with a digital pressure gauge

A hydrostatic pressure test is used as a proof of strength and leak tightness of containers and pipelines that hold liquids and gases. The procedure and documentation of such a test can be increased in efficiency by using digital pressure gauges. This is particularly …

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Valve actuators: Pressure switch combines control and alarm function

Jing Lyu | Applications
The BA pressure switch for valve actuators combines control and alarm function.

Hydraulic valve actuators require pressure switches for safe operation. In control cabinets, usually two of these measuring instruments are installed. One switch is used to control the pump for the hydraulic pressure, while the second triggers an alarm if the pressure …

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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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