The WaveTrak 5200 from ASI Instruments Inc., Houston, TX, is a guided-wave radar level transmitter for measuring bulk solids in challenging measurement applications. Features include a concentric waveguide; integrated graphic display; built-in linearization functions; and 4–20 mA, HART Fieldbus, and Modbus output options. The device can measure level for materials with bulk densities up to 50 lb./ft.3 and dielectric constants as low as 1.3, even in varying temperatures or pressures. The WT5200 operates at up to 1500 psi or 204°C.
ASI Instruments Inc.