Measure flow rate and calculate energy usage with the Dynasonics® DXN Portable Clamp-On Ultrasonic Meter. With an advanced, multi-language touch-screen interface displaying more than 50 flow readings per second, the DXN retains measurements to memory. An optional pipe wall thickness gauge is available. Applications include clean, solids-bearing or gaseous liquids in closed full pipes ½ in. (12 mm) and larger.