This study aims to provide a quantitative model that describes revenues and forecasts of different flow sensors and transmitters categorized into 11 different technologies types which can be further classified into wired and wireless. It also provides revenues and forecasts in terms of 11 end users of flow transmitters that can be categorized into process and non-process industries. An overview of the competitive landscape of the level sensors and transmitters market is also provided. The scope of the study is global and covers Asia-Pacific, Africa and the Middle East, Europe, Latin America, North America. The study period is 2011 to 2021 with 2014 as the base year and 2015 to 2021 as the forecast period.