The Wika LevelGuard attachment for submersible transmitters is designed for difficult level sensing applications where sludge, slurry or turbulence may be present. It is available with the LS-10, LH-10 high-performance and IL-10 FM-approved for intrinsically safe submersible level transmitters. The 2-in. diaphragm provides excellent sensitivity and performance even when monitoring extremely low liquid levels or when buried in a layer of sludge or slurry.