The ST50 Flow Meter is especially designed to provide a good quality performance and functionality. It has a precise and easy-to-install functioality with no moving parts solution mainly for measuring and controlling air. The ST50 uses the FCI proven thermal technology system to give a direct mass flow measurement which results to higher rate of performance at a lower cost compared to the orifice plates, DP, Vortex shedding and other thermal devices. The meter installs in line sizes which ranges from 2 to 24 inches [51 to 610mm] with 1/2″ or 3/4″ NPT.