Verification or calibration?

| | Know-how
certified pressure gauge

In general usage, the term "verification" is often mixed up with "calibration". In contrast to calibration, where the deviation of a measured value is determined and certified from a standard, verification goes well beyond that and is only in very special cases a legal …

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How do diaphragm seals work?

| | Pressure
pressure gauge with diaphragm seal

Diaphragm seals, also known as chemical seals or remote seals, are used for pressure measurements when the process medium should not come into contact with the pressurised parts of the measuring instrument. A diaphragm seal has two primary tasks: 1. Separation of …

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