Valve functionPilot one-way functionAir interface, air port 1G3/8Air interface, air port 2G3/8Pilot air port 21G1/4Driving methodPneumaticInstallation methodScrew inThrough external threadsworking pressure0.05 Mpa ... 1 Mpaworking pressure0.5 bar ... 10 barPilot pressure Mpa0.1 Mpa ...&n..