The OPTIMASS 6400 is a twin bent-tube Coriolis mass flowmeter, ideal for standard liquid and gas applications in the chemical and petrochemical, oil and gas, pharmaceutical, food and beverage, energy and power industries. It is equipped with a new signal converter that features advanced device and process diagnostics, compliant to NAMUR NE 107 and advanced entrained gas management, with no loss of measurement with gas entrainment up to 100% of volume.