Pressure valves provide a constant counterpressure and prevent siphoning Opening pressure is fix at 3 bar

DDC 6-10 A-PP/E/C-F-31U2U2FG The SMART Digital DDC is a compact positive displacement

analog and manual

Analog control 0/4-20 mA (scalable)

pressure boosting and closed circulation systems with a high static pressure

valvola multifunzionale 95730815 Pressure valves provide a constantCompact valve unit for direct mounting on the pump discharge connection. Multifunction valves combine four functions: 1. Constant counter pressure and anti siphoning 2. Pump protection through pressure relief 3. Deaeration of pump head during start up 4. Emptying of discharge line