321F35 MADE IN ITALY

2/2 pilot operated: Normally closed (with internal pilot pressure) 321H/F type

 Mounting - For direct pipe mounting G 1/2" or 3/4" (2/2 Valve type H); G 1/4 (3/2 Valve type B) - For sub-base mounting (type F) Nominal diameter 15 mm (type H), 14 mm (type F) Pressures For the version with external pilot pressure, the pilot pressure must always be higher than the controlled pressure External Leakage 0 Ncc/min. Internal Leakage < 20 Ncc/min. Fluids Dry lubricated or non lubricated air, Argon, Nitrogen. Oxygen on request Proof pressure 200 bar Filtration < 1 µm Life expectancy > 2 106 cycles (dry and clean air) > 8 106 cycles (lubricated air) Temperatures Ambient / fluid mini: -10 °C Ambient / fluid maxi: +50 °C Materials specifications Body/cover: 2/2 Valves: Brass - 3/2 Valves: Aluminium Pilot seals : PUR Main seals : FKM (Viton®) with isolating diaphragm from PUR Tube and plunger : Stainless steel Coil : Encapsulation from PA66 + 30% fiber glass Options ∆p maxi 50 bar on reques