Gems Sensors 155480 RFI Visual Indicator
This is Rotor Flow in its most basic form — a bright orange rotor turning with fluid flow. Simple, direct and reliable. Flow rate is estimated, or simply confirmed, by viewing the speed of the turning rotor. Either port may be used for incoming flow, and bayonet mounting lens is easily removed for quick cleanout. RFI Type Rotor Flow sensors are easy to see, easy to install and easy to afford.
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