La description

Sensors from GEMS Sensors, a US company founded in 1955 in Plainville, CT, are well-known in the industrial world due to their unbeaten technical characteristics and superior response time. They are used to control and measure the levels and flow of various liquids in different industry sectors. The sensors are manufactured at three production sites in North America, Europe and Asia.RFA SeriesProfessional range of RFA series flow sensors from Gems Sensors. The RFA series are designed by combining high visibility rotors with solid-state electronics that are packed into compact panel mounting housings. These flow sensors provide accurate flow rate output and integral visual confirmation and are highly reliable and excellent quality. RFA series units feature a 0 VDC to 10 VDC analog output which is proportional to flow rate.''