The HTTP from Hedland
, Racine, WI, is a portable transit-time ultrasonic flowmeter that clamps to the outside of the pipe and provides instantaneous rate and accumulated flow measurements. Features include bidirectional flow capability, communication via a PC serial port and an IR serial adapter, and software for configuration, calibration, and troubleshooting. The meter is supplied in a padded case with transducers, a 20 ft. interconnection cable, a tube of acoustic couplant, mounting hardware, AC power converter and 12 VDC converter, IR adapter, 4–20 mA interface cable, and a manual. A removable data logger module is optional.