Description: temperature to which a particular piece of equipment is subjected during normal operation; Name: operating temperature 
Description: Temperature determined by the given application and fluid. ; Name: Working temperature
Description: The norm in fixed relation to the feature being described. This defines the parameters that influence the contents of the correlated feature. Type and number of the norm with issue year and issue month must be given, e.g. DIN ISO 4711:YYYY-MM.; Name: Reference norm material, pumping medium