Greyline Instruments PDFM 4.0 Portable Doppler Flow Meter Channel Partner The professional works on the

The professional works on the principle of DC resistance

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Greyline Instruments PDFM 4.0 Portable Doppler Flow Meter Channel Partner The professional works on theIt's ideal for flow troubleshooting, balancing and checking performance of permanent flow meters. The new PDFM 4. 0 is fast and easy to operate you can mount the sensor on the outside a pipe in less than a minute. Use the built in keypad and calibration menu to set up the flowmeter for your application. The PDFM 4. 0 works on any liquid containing bubbles or solids and is recommended for "difficult liquids" like wastewater, slurries, sludge,