PID-USA's Ultrasonic Flowmeter
The SL1188C correlation ultrasonic clamp-on flowmeter works on 2-120-in. pipes, handles bidirectional flow ranges from -92-+92 ft./sec., and is tolerant of liquids with small amounts of gas/air bubbles or suspended solids. Applications include water and wastewater, water distribution, chemical/petrochemical, petroleum, mining, and other industrial applications.
PID-USA: 713/960-0782; www.pid-usa.com