Description: variable variable that maps the controlled variable and is fed back to the comparator; Name: feedback variable
Description: variable quantity, which represents the controlled variable and is returned to the comparing element; Name: feedback variable
Description: measure of the increase in the pumped liquid water on a pipe connected vertically to the pump when the flow rate is zero. related to the operation of the pump at 1,450 rpm with maximum impeller size; Name: pump shut-off head for maximum impeller diameter at 1450/min