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Truflo® TK Paddle Wheel Plastic Flow Meter

Truflo® TK Paddle Wheel Plastic Flow Meter



The Truflo® Paddlewheel Flow Meter provides High Accuracy at Low Cost and is ideal for plastic piping. The Truflo® consists of a rugged true union industrial design that is suitable for corrosive applications with virtually NO pressure drop. The TKS series provides a 1 amp selectable output Relay that can be used as an alarm for high or low flow rate conditions.


  • High Accuracy
    Less than ± 1.0% of Full Scale

  • Unit of Flow Measurement is Selectable

  • Corrosion Resistant Materials

  • Low Cost Visual Indication

  • Easy Installation – No Mounting Kits

  • High Flow Range
    (.3m/s – 10m/s ) (.98 ft/s – 32.8 ft/s)

  • Easy to Program

  • Compact Design

  • Large Bright LED Digital Display

  • Horizontal or Vertical Installation

  • Size Range 1/2" – 4”

  • Low Pressure Drop

  • (4-20 mA) -(0-5 VDC)-(Pulse)-Output Signal

  • NEMA 4X Enclosure

  • Suitable for Corrosive Environments

  • Password Protected Security

  • True – Union Design ½” – 2” (Flanged 3” – 4”)


  • Fluid - Water or Chemicals Liquid – Viscosity Range: .5-20 centistokes

  • Accuracy - > + 1.0% of F.S. @ 20°C (68°F) – Repeatability + .5% of Full Scale

  • Max Flow Velocity - 10 m/s max – (32.8 ft/s max)

  • Min Flow - 0.3 m/s min. – (.98 ft/s min)

  • Operating press - 150 psi

  • Turndown - 10:1

  • Response time - Real Time

  • Material of Construction - Paddle: Tefzel Body: PVC/PP/316, Shaft: Zirconium Ceramic Seals: EPDM/FPM

  • Operating Temperature - PVC < 60°C (140°F) PP < 80°C (176°F) 316 SST< 120°C (148°F)

  • Electronics - + 50°C (122F)

  • Protection Class - IP66 NEMA 4X

  • Approval - CSA CE Rohs

Truflo® TK Data Sheet


About Us

Metex Corporation Limited has been providing superior products and services to the process control, chemical treatment, waste water, industrial and manufacturing industries for over 25 years. It is our goal to continually provide our customers with the best possible equipment, technology, and service.


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