1.high accuracy 2.liquid digital sensor 3.easy maintenance and installation 4.used for factory,oil field,chemical,metallurgy ... measuring the liquid without any impurity such as fiber and particle and which does not corrode stainless steel 1Cr18Ni9Ti, 2Cr13, ... flap liquid level meters,LUGB/LUCB vortex street flow transmitter,LDG electromagnetic flowmeters,LWGY/LWY turbine flowmeters,WSS series ...