Description: date of the first installation into a hardware component; Name: date of installation
Description: date of installation or commissioning of the device; Name: Installation date
Description: PN (nominal pressure) is an alphanumeric variable for reference purposes, relating to a combination of mechanical and measurement properties of a pipe component. It comprises the letters PN followed by a dimensionless number (according to EN 1333/96.08); Name: Nominal pressure of the muffs, A1