Technology Sourcebook
www.foodengineeringmag.com/articles/91418-point-level-switch

Point level switch
October 11, 2013
Designed for hygienic processes, Endress+Hauser Liquipoint FTW33 point level switch for liquids can be used in storage, mixing and process vessels with or without an agitator; it meets FDA requirements and 3A Sanitary Standard Number 74. Materials in contact with the process are made of 316L stainless steel with PEEK insulation.