pneumatically operated seat valve, ATEX II 2G Ex h IIC T6…T2 X Gb / II 2D Ex h IIIC 85°C…220°C X Db, NC, body stainless steel AISI 316, seal PTFE, flange PN40, for liquids, closing against flow, medium temperature -30...+170°C, DN 50mm, operating pressure 0...7,7bar, control pressure 5,6...10bar, diameter actuator 80mm
