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: Speed that characterizes a pump in terms of its speed, flow rate per impeller eye, i.e. total flow for single-flow impeller, half flow for double-flow impeller, at the best efficiency point and head per stage at maximum impeller diameter ; Name: Specific speed