June 14, 2022

The RFI-PW Series is a FDA-compliant molded nylon and epoxy RFI-Type Rotorflow for compatibility with potable water applications. Flow rate is estimated, or simply confirmed by viewing the speed of the turning, high visibility blue rotor. Either port may be used for incoming flow, and bayonet mounting lens is easily removed for quick cleanout. RFI-PW Potable Water Rotorflow sensors are easy to see, easy to install and easy to afford for potable water applications.
- •High Blue Visibility Rotor
- •FDA-compliant molded nylon and epoxy
- •Compatibility with potable water applications
Applications
- Water Purification/Dispensing Systems
- Chemical Injection Systems
Operating Principle
1. As liquid passes through the RotorFlow® body, the rotor spins at a rate proportional to flow
2. RotorFlow® Indicators may be mounted with flow entering either port. At low flow rates, performance is optimized by positioning ports at the top of the unit, in a horizontal plane

To learn more about the RFI-PW Potable Water Rotorflow, download the Catalog by clicking here or visit the Product Page by clicking here
Editor's Pick: Featured Article

Cables and wires in industrial robots and other moving machine parts are often required to withstand extreme stresses caused by torsion. Constant repetitive movements put materials under considerable strain. At the same time, operators expect components to function perfectly and reliably throughout their entire service life to avoid disruptions, outages and safety hazards.
For this reason, at HELUKABEL, we simulate intensive and continuous torsion stresses under realistic conditions with our high-tech testing equipment in Windsbach. We have several types of apparatus for doing this because some of our customers, for example those in the automotive industry, have very precise specifications for how a torsion test is carried out. The tests show that our cables and wires withstand speeds up to 1,000°/s, accelerations up to 2,000°/s² and torsion angles up to 720°. Hence, we make sure that each product always meets our customers’ high standards, and that they receive the impeccable quality they rightly expect from us as a leading supplier of cables, wires and accessories for more than 40 years.
What Is Torsion?
To learn the answer, click here
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