... .Diameter, φ 27500mm4.Housing material: 304 stainless steel or 316 stainless steel is option5.Output signal:4~20mA ... .Widely applied to Hydraulic fields, environment protecting fields, Industrial process controlling fields, Petroleum,chemistry industry, medicine15.Designed by ... in Hydraulic fields, Environment Protecting fields, Industrial process controlling fields, Pharmaceutical fields and so on.