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Rotary Piston Flow Meter (RS Series)

The RS Series rotary piston type flow meter is fit for a wide range of liquid service applications, and capable of high-accuracy measurement in a wide flow rate range. The metering element is of simple construction using ceramics as standard material for the wetted bearing. The rotor is made of special plastics with excellent resistance to chemicals, abrasion, heat and impact. This meter comes standard with a large, easy to read & durable register.


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  • Description
  • Brand
  • Applications
  • Sharply improved durability, with adoption of ceramics as standard material for the wetted bearing.
  • Adoption, for the rotor, of a special plastic with excellent chemical resistance, abrasion resistance, heat resistance and impact resistance.
  • Easy measuring of high-viscosity liquid, with smaller pressure loss compared with other positive displacement flow meters.
  • Less subject to influences of temperature and viscosity, enabling high-accuracy and stable measurement at all times.
  • Large register easy to read.
  • Easy expansion with variety of pulse generators available for loading

Nitto Seiko

Nitto Seiko specializes in fluid measurement systems (flow meters) and various inspection & cleaning machines with a focus on quality and environmentally friendly products.

  • Chemical Solutions
  • Food liquids
  • Petroleum
  • Water
  • Many more


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