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: net positive suction head (NPSH) from flow rate at best efficiency point for actual impeller (indication of the minimum inlet pressure in meters required for the pump to deliver according to the QH curve. related to the optimum duty point at the current impeller diameter); Name: net positive suction head for Q opt at actual impeller size