The DFM 5.0 flow meter from Greyline Instruments Inc. is designed to read difficult liquids, such as wastewater, sludge, slurries, abrasives or any liquid with bubbles or suspended solids from outside the pipe. “You don’t have to cut pipe. You don’t have to shut down flow,” says advertising manager Ernest Higginson. The meter’s no-contact design also means no maintenance, no sensor fouling, no obstructions and no drop in pressure.Another key feature is the meter’s one-size-fits-all sensor. “Any pipe over 1/2 inch can be measured with this meter,” Higginson says. “Unlike other meters that are matched to the bore size of
