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Last Updates: 29/04/2021

Dwyer Series DFMT Digital Paddlewheel Flow Transmitter

Part Number: Series DFMT Category:

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The Dwyer SERIES DFMT Digital Paddlewheel Flow Transmitter provides instantaneous, as well as totalizing flow monitoring. The unit offers a user selectable 4 to 20 mA or pulse output with compact display.

Product Applications

  • Cooling water monitoring
  • Cooling towers
  • Chemical proportioning or blending
  • Industrial water & wastewater treatment
  • Fluctuating fluid conductivity applications
  • Reverse osmosis systems

Service : Compatible clean liquids.

Range : See sku chart on catalog page.

Wetted Materials : Sensor and impeller: PVDF; Shaft: Ceramic; O-rings: Fluoroelastomer.

Accuracy : ±1.5% FS.

Repeatability : ±0.5% FS.

Output : Analog: 4 to 20 mA (750 Ω max. loop resistance); Pulse: NPN square wave output; Frequency: 0 to 2 kHz (adjustable); Pulse width: 0 to 1000 ms (adjustable).

Electrical Connections : Removable screw terminal.

Temperature Limits : Process: -4 to 194°F (-20 to 90°C); Ambient: -4 to 149°F(-20 to 65°C).

Pressure Limit : 145 psi (1.0 MPa).

Power Requirements : 12 to 24 VDC.

Power Consumption : 2 W.

Display : 2.38 x 1.25″ (60.33 x 31.75 mm) LCD.

Totalizing Display Maximum : 9,999,999,999.

Process Connection : See sku chart on catalog page.

Enclosure Rating : IP65.

Enclosure Material : ABS plastic.

Weight : See sku chart on catalog page.

  • The large backlit LCD display defines instantaneous as well as cumulative flow with visual indication bar designating percent of max flow
  • Long operation life with high accuracy paddlewheel technology and corrosion resistant PVDF sensor
  • Totalizer is user resettable at any time ideal for single batch totalization
  • Security password protecting prevents any unauthorized changes

Manuals: Instruction Manual

Catalog Pages: Series DFMT Catalog Page

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