"mechanical water meter"

Medidor de Nível com Aba Magnética Precisão Sem Aberturas Laterais Instalação

Overcoming The Challenge Of Installing Top-Mounted Magnetic Flap Level Gauges With No Side Wall Openings The display principle (magnetic coupling flap) of the top-mounted magnetic flap level gauge is exactly the same as that of the side-mounted one. The biggest difference lies in the installation ...