Description: Period of time from the commissioning of a plant, part of a plant, a component or a line system; Name: service life
Description: passed time period after comissioning of a system, sub-system, component or piping; Name: Operating time 
Description: The operating temperature TS2 is the maximum value of the operating temperature defined from a safety point of view by the manufacturer of the system for the various components. The temperature point TS2 is in correlation to the pressures PS2+ and PS2-; Name: Min. permissible operating temperature at TS2, room1