Sulphur hexafluoride - or SF 6 gas for short - is, so far, the gas with the strongest known greenhouse effect. Its contribution to the greenhouse effect is about 23,000 times that of CO 2 and is persistent in the atmosphere. Sulphur hexafluoride is defined …
Standards/approvals/directives
Two WIKA voting members in ASME
Stefan Schneider | WIKA insightIndustrial bodies and organisations are seeking WIKA's expert opinion. Larry Harper (l.) and Michael Muth (r.) of WIKA USA, for instance, now have considerable say in ASME BPE. The ASME BPE is the Bioprocess Equipment group of the American Society of Mechanical …
Pressure sensors in drinking water applications – what needs to be considered?
Stefan Heusel | ApplicationsPressure sensors are needed in a variety of applications around the production and distribution of drinking water. As soon as a pressure sensor comes into contact with drinking water, one wonders, as a user, whether this is allowed. After all, for food and also …
Calibration with portable instruments in hazardous areas
Marco Wörner | ApplicationsWhen one looks at it objectively, most industrial plants constitute a hazardous zone. Many materials necessary for process operation, and also finished products, are flammable or explosive. The more of these materials are needed for the manufacturing process or are …
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 …