Description: number of the following existing, required sensors or devices; Name: number of existing and required sensors or devices
Description: number of the following available, required sensors, devices; Name: number of available, required sensors, devices
Description: NPSH-value required for a drop of 3 % in the total head of the first stage of the pump as a standard basis for use in performance curves; Name: Net positive suction head required for a drop of 3 %