Portable Doppler Flowmeter combines accuracy, ease of use.

Press Release Summary:

For accurate flow measurement of wastewater, sludge, slurries, chemicals, and abrasives, PDFM 5.1 employs Doppler signal processing with ability to filter out noise. Product shows flow rate instantly once ultrasonic sensor is mounted on outside of metal or plastic pipe and can be used for flow troubleshooting, spot checks, or balancing flow. After operator enters pipe diameter, unit will display, totalize, and log data in choice of gallons, liters, or any other engineering units.

Original Press Release:

Latest Technology In Doppler Signal Processing

Greyline's new PDFM 5.1 Portable Doppler Flow Meter employs the latest technology in Doppler signal processing with an improved ability to filter out noise and produce flow measurement accuracy far greater than previously possible

Mount the ultrasonic sensor on the outside of a pipe and this new PDFM 5.1 shows flow rate instantly. Use it for flow troubleshooting, spot checks or balancing flow. Simply enter pipe diameter and the PDFM 5.1 will display, totalize and data log in your choice of gallons, liters or any engineering units.

The new Greyline PDFM 5.1 is recommended for wastewater, sludge, slurries, chemicals and abrasives. It works from outside metal or plastic pipes.

Greyline Instruments Inc.,


Email: info@greyline.com

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