2/2-way coaxial valve; G1/2"; 0...40bar; 230VAC; NC; Directly operated; Body: Stainless steel; Medium: Hydrogen, Nitrogen, ISO VG46 80°C; Special seals; Back pressure tight Up to 16bar; Cable gland M20x1,5; ATEX CE Ex nA II T3, CE Ex tc IIIC T195°C And CE Ex II 3 GD c T4; Incl. 2 inductive NAMUR limit switches OPEN/CLOSED (I.); With manual operation; Incl. inspection certificate 3.1; Special version