Differential pressure gauges are not only suitable for the typical applications such as monitoring and control of filters or pumps. They can take on the function of a flow monitor, for example, in heat transfer oil plants. They thus control the volume flow of the …
Know-how
For which substances do the RoHS restrictions apply?
| Peter Ottens | Know-howTo protect human health and the environment, the EU RoHS and China RoHS directives demand the avoidance of six substances – heavy metals as well as brominated fire retardants and plasticisers. The restrictions, or permissible highest concentrations in homogeneous …
What does RoHS really mean?
| Peter Ottens | Know-howRoHS is an abbreviation for “Restriction of (the use of certain) Hazardous Substances in electrical and electronic Equipment”. Originally the abbreviation RoHS was used for the EC directive 2002/95/EC. Significant changes – for the benefit of greater clarity …
Fittings for pressure gauges: mitigating the effects of dynamic load cycles
| Manuel Schwestka | Know-howIn several processes, pressure gauges are temporarily subjected to heavy loading. Dynamic load cycles, for example, can permanently damage the measuring instrument. This can be prevented by mounting the appropriate Fittings. Dynamic load cycles often result from …
Responsible handling of sulphur hexafluoride
| Arthur Böttcher | Know-howSulphur 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. Due to its specific properties, SF 6 …