Hedland Flow Meter”sHTTP portable transit-time ultrasonic flowmeter is designed to clampon to the outside of the pipe so it does not contact the internalliquid. It also providesinstantaneous rate and accumulated flows for efficient fluidmeasurement. The meter includes bidirectionalflow capability to measure forward total, reverse total, and net total;pipe sizes that range from _” and higher; and noninvasive meterclamps. It has no moving parts. Communication is achieved via a PCserial communications port and infrared serial adapter. The meter usesHedland”s UltraLink Windows-based software forconfiguration, calibration, and troubleshooting. The meter is packagedin a compartmentalizedand padded carrying case along with the transducer set, a 20-footinterconnection cable, one tube of acoustic couplant, mountinghardware, AC power converter, auto-style 12 VDC converter, infraredadapter, 4-20 mA interface cable, and an operations manual.  Aremovable 200,000 event data logger module containing an integral DB-9connection that plugs directly into a PC port for fast upload is anoptional feature.