Keystone Hygienic Mixproof Process Valve - RM Headlee

Hovap Hygienic Mixproof Process Valves - Varioflow ®Varioflow ®Closed positionThe different liquids in theupper- and lower bodyare separated via a doubleseat design.The construction offersan unpressurized leakageoutlet between the seats.Closed positionThe different liquids in thetank and the valve bodyare separated via a doubleseat design.The construction offersan unpressurized leakageoutlet between the seats.Varioflow ® Tank bottomOpen positionThe leakage outlet isinitially closed after whichthe body piston is loweredconnecting the upper andlower valve body.Open positionThe leakage outlet isinitially closed after whichthe body piston is raised toopen the valve.Cleaning top lineThe upper stem is liftedslightly for cleaning theseat and leakage chamberin conjunction withcleaning the upper valvebody.Cleaning pipeworkThe lower valve stemis lowered slightly forcleaning the seal andleakage chamber inconjunction with cleaningthe lower valve body.Cleaning bottom lineThe lower valve stemis lowered slightly forcleaning the seal andleakage chamber inconjunction with cleaningthe lower valve body.Draining of vesselThe upper valve stem islifted slightly for drainingthe tank and also cleaningthe seat and leakagechamber at the same time.4