V. Automat glass tube rotameter are unique design for industrial usage high precision tapered
borosilicate glass tube are utilizd for best performances. The basic rotameter is the glass tube indicating type The float is usually made of stainless steel to provide corrosion resistance . The float has a sharp metering edge where the is observed by means of a scale mounted along side the tube.The Special design features eliminate stresses on glass tube even under industrial handling conditions. Glass tube are field replaceable without disturbing end connections.