Description: Time for the next pump change relative to the ExchangeTime, if the user-specific pump change mode is activated.; Name: Interchange time difference
Description: determination of the time for the next exchange of the pump relative to exchangetime, if operator specific pump exchange mode is activated; Name: exchange time difference
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