It totalizes flow daily, monthly and yearly. Parallel operation of positive, negative and net flow totalizes with scale factor (span) and BTU Capacity. While the output of totalize pulse and frequency output are transmitted via relay and open collector.
FT201 could become an energy meter to monitoring the energy use by adding the RTD model and temperature sensor, and it helps to save the energy.
It widely application in HVAC, water treatment, irrigation.