HF Read/Write Device, For Explosion Hazardous Areas, ATEX category II 3 G, Ex zone 2, ATEX category II 3 D, Ex zone 22, Threaded barrel, M18 x 1, Stainless steel, 1.4404, Front cap made of liquid crystal polymer, High protection class IP69K, for harsh environments, Special double-lip seal, Protection against all common acid and alkaline cleaning agents, For the food industry, Laser engraved label, permanently legible