Sludge Finder 2 is a versatile, accurate and reliable solution to the problem of accurately measuring interface levels in primary and secondary settlement tanks and SBR systems. Operating ultrasonically through liquid, SF2 uses proven echo processing algorithms to identify the sludge interface level by state of the art digital echo processing techniques found only in this unit. SF2 uses a self-cleaning underwater acoustic sensor that results in continuous, reliable sludge level measurement. You can reduce sludge pumping, optimise dosing and let your staff concentrate on other things. Proven maintenance free operation in wastewater and industrial applications worldwide. Read more