The Rosemount 5400 Series level transmitter is a reliable 2-wire radar level transmitter for liquids and slurries. Designed for outstanding performance in a wide range of applications and process conditions, the Rosemount 5400 Series level transmitter measures level directly and is unaffected by most fluid property changes, including temperature, pressure, vapor gas mixture, density, turbulence, bubbling / boiling, dielectric, pH, viscosity, or crystallization.