SMC Corporation of America
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PF3W5-U, Digital Water Flow Sensor, PVC Piping, Remote, IP65, 10-250 Lpm

PF3W is a digital flow sensor that constantly monitors water or coolant flow.  The -U variation features PVC piping for additional compatibility with deionized water and liquid chemicals.  This is the remote version of PF3W7-U, without a display.  One analog output is available.  Options include a mounting bracket and M8 lead wire.  This version does not offer a flow adjustment valve or temperature sensor.  PF3W is grease-free, IP65 rated, and C-UL-US, CE and RoHS compliant.

  • Flow ranges (lpm): 10-100, 30-250
  • Port sizes: 25A (32mm) or 30A (38mm) (flow range dependent)
  • Temperature rating: 0-70°C
  • Output options: 1-5V, 4-20mA
  • Accuracy: ±3% F.S. 
  • Repeatability: ±2% F.S.