Description: upper limit of the temperature range of the surrounding space in which the component, piping system or equipment may be operated; Name: maximum temperatur of the environment
Description: upper limit of the temperature range of the surrounding space in which the component, the pipework or the system can be operated; Name: max. ambient temperature
Description: input variable to a comparing element in a controlling system, which sets the desired value of the controlled variable and is deducted from the command variable; Name: reference variable