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they require no maintenance
The piston is pushed by the air at atmospheric pressure that gets into the cylinder’s rear chamber through the hollow stem
the solenoid valve returns to its initial position
The WXP version can vacuum and discharge liquids simultaneously thanks to the powerful immersed pump
Mini pump sets – General description
Brass Vacuum Pump Check Valves PVP7 SX they require no maintenanceCheck valves These one way valves are made with bronze and brass with a seal in NBR nitrile rubber or, upon request, in Viton, only for series 10 11. To ensure a practical assembly they are available in two versions: horizontal and vertical. Fitted on the vacuum pump suction inlet, as soon as the latter stop, these valves prevent the air from returning in the plant (piping, tanks, autoclaves, vacuum gripping systems, vacuum cups, etc.), guaranteeing a