2/2-way coaxial valve, G 1/2" 0-16 bar, 230VAC, ATEX, DN 15, NC, direct-acting Body: brass, Medium: propane/butane/nitrogen special seals, flow in both directions ATEX II 2 G Eex me II T4 and II 2 D IP 65 T 130°C incl. 2 inductive NAMUR limit switches OPEN/CLOSED incl. inspection certificate 3.1