Description: variable or linkage of variables which is the task of the closed-loop or open-loop control to influence; Name: final controlled variable
Description: variable quantity which has, or combination of variable quantities which have, to be influenced by the control; Name: final controlled variable
Description: amount of the absolute value of the total head above the head, equivalent to the vapour pressure of the liquid at the particular temperature, with reference to the NPSH datum plane; Name: net positive suction head