Description: static pressure (absolute) of the discharged mixture immediately downstream of the pressure port; Name: counter pressure
Description: absolute static pressure of the emerging mixture immediate downstream the pressure connection; Name: Counterpressure
Description: average speed given by the stroke length multiplied with the number of complete pumping cycles of the piston, plunger or piston attached to the diaphragm per minute (stroke per minute or pump crank speed); Name: piston velocity