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PDFM3-L Portable Doppler Flow Meter

PDFM3-L Portable Doppler Flow Meter

Quick Overview

The PDFM3-L is a handheld non-invasive microprocessor based meter for measuring the flow rate and total volume of liquids flowing through process and effluent pipelines. It is suitable for a wide range of liquids, including aerated water, liquids containing suspended solids, slurries and sludges. The PDFM3-L requires fluids with a minimum concentration of 100 ppm of solids or bubbles having minimum size of 100 microns. The unit is fitted with a built in pulse logger and is supplied with a carry case, charger, batteries and all the necessary accessories.
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The flowmeter utilises a single clampon sensor and the non-intrusive Doppler principle to measure the mean velocity and is particularly useful as a temporary flow indicator or as a working tool to establish and verify flow conditions in field or plant installations.

  • Non-invasive clampon sensor 
  • Hand held flowmeter 
  • Pipe sizes  ≥DN25 
  • Volumetric flow units of measurement 
  • Metric and English units 
  • Easy to use 
  • Flow total and rate display  
  • Long battery life 
  • Built in data logger
  • Mining Slurries  
  • Dredging Slurries 
  • Paper Pulps 
  • Water industry sludges


Velocity Range: 0.3 to 10.0 m/s

Accuracy: better than 2% of FS

Repeatability: 1%

Cable length: 2-metre length

Temperature: Sensor -20 to 90°C, Electronics -10 to 50°C

Electronics: Black Moulded ABS Enclosure 196 x 100 x 40mm

Carry case: Included

Transducer: IP68 St/Steel epoxy-faced 81 x 23 x 23mm

Power: 4 x AA rechargeable   cells Incl. 

Battery Charger: 230Vac 50/60Hz

Indication: 2 - Line 16 Character Backlit LCD

Weight: 0.85kg

Availability: Stock Item


Components / Downloads

For further information, technical advice, or a quotation please call or email us. If you are not sure which product you need one of our technical sales advisors will be happy to discuss your application. We also accept company purchase orders by fax or post. Credit card orders can also be placed over the phone for any product.

PDFM3-L portable ultrasonic doppler flowmeter with pulse logger for 0.3 - 10 M/S, accuracy 2% of reading, with alphanumeric LCD display, transducer with 2 metres of cable ( operating temp -20 to +90 deg C ), and clamping straps. The unit is supplied with a carry bag, batteries, charger, CD and all necessary accessories.
View FileDatasheet
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View FileManual
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or call us for a quote