The question occasionally arises, in connection with Bourdon tube pressure gauges, about the overload safety of the instruments. This article deals with exceeding the measuring range by up to 30 %. What happens with the pressure gauge? Does it still indicate precisely …
Standards/approvals/directives
High-pressure gauges: New standard, DIN 16001, delivers safety
| Christopher Ott | Know-howThe German institute for standardisation (Deutsches Institut für Normung) has opened up new territory: Its DIN 16001 is the world's first standard that deals exclusively with high-pressure gauges. In accordance with the criteria described within it, WIKA is at the …
Ice cold – Electrical thermometers in low ambient temperatures
| Joachim Brückner | Know-howMedium temperatures of -60 °C don't even make the designers of electrical thermometers shrug their shoulders – but when one speaks of ambient temperatures of -60 °C, then one often hears a sharp intake of (cold) breath. It quickly becomes clear that one cannot …
Finally, a standard for absolute pressure gauges: DIN 16002
| Silvia Weber | Know-howFilling in the gap in standardisation for measuring instruments: For absolute pressure gauges, DIN 16002 has now been published. The model 532.52 instrument family from WIKA conforms to this standard. All versions are already marked with the DIN 16002 inscription. …
“UL Recognized”, “UL Listing” – What’s the difference?
| Jens Bargon | Know-howThe “UL approval” is an important and well-known product approval. That there are different approvals for “UL” (“Underwriters Laboratories”) is, however, less known. When one talks in general about “UL approval”, in most cases “UL Listing” …