Description: The ratio of the output variable to the rate of change of the input variable; Name: differential factor
Description: for a derivative element, the quotient of the value of the output variable to the value of the time derivative of the input variable; Name: derivative action coefficient
Description: greatest rate of flow the pump can be expected to deliver continuously without risk of internal damage when operated at the rated speed and on the liquid for which it was supplied; Name: Max. feed flow