The Fox Model FT4X thermal mass flow meter is designed for industrial process applications and includes a data logger that records flow rate, totals and other events and alarms. Advanced features of the data logger include: 40 daily totals; settable contract time defines the contract day; time/date stamped alarm and event logs; power off totalizer; and display of density and gross heating value based on selected gas composition. Model FT4X can be used in applications monitoring pure gases, mixed gases and complex flare-gas compositions. A USB connection port comes standard on the new unit, which allows quick and easy access with a laptop.