Comparing Flow Meters

  • Non-Contact Flow Meter

    • No Pipe Modification Required
    • No Production Downtime During Installation
    • No Risk of Contamination, Leaks, or Pressure Loss
    • Built-in Predictive Maintenance

  • Paddle Wheel Flow Meter

    • Pipe Modification Required
    • Downtime Required During Installation
    • Not Ideal for Viscous Application (Pipe Clogs)
    • Frequent Calibration Checks Needed

  • Why Choose Our Non-Contact Flow Meter

    A Non-Contact Flow Meter clamps directly to the outside of any pipe, to monitor the flow of any liquid. Since this flow switch clamps to the outside of a pipe, there is no extra costs, downtime, or contamination during installation.

  • What Kind Of Pipes & Application?

    Compatible pipe materials include stainless steel, iron, copper, PVC, Plastic, and more. Several models available for 1/8 – 8 inch pipes. Monitors the flow of water, oil, chemicals, slurry and more.

Interested to know more Download the Free eBook below!


FD-X Series Clamp-on Micro Flow Sensor Catalogue

FD-X Series Clamp-on Micro Flow Sensor Catalogue
  • [File type]PDF:3.91MB

FD-R Series Clamp-on Flow Meter Catalogue

FD-R Series Clamp-on Flow Meter Catalogue
  • [File type]PDF:4.2MB

FD-Q Series Clamp-on Flow Sensor Catalogue

FD-Q Series Clamp-on Flow Sensor Catalogue
  • [File type]PDF:3.19MB

Only mainland ChinaKorea mobile numbers. If you are in another area, please log in using your email address.

We guarantee 100% privacy – your information will never be shared.

Privacy Statement

Online Member Benefits

  • Instant product catalogue and technical guide downloads
  • Seamlessly submit requests for pricing and demonstrations
  • One-time registration, unlimited access


Step 1/3

Please provide the information below to create your KEYENCE web account. This One-Time registration unlocks unlimited access to our web resources.

KEYENCE Technical E-News

Check Your Inbox

We've just emailed a verification link to .
Once it arrives, it will be valid for 24 hours.
Didn't receive an email? Please check your spam or junk folder.