| 摘要 |
<p>A sensor system to monitor water usage in a conduit system includes at least one acoustic sensor adapted to be placed in operative connection with a conduit of the conduit system, a power supply, a processor system in communicative connection with the acoustic sensor, and a communication system in communicative connection with the processor system. The sensor system is adapted to determine from output from the acoustic sensor at least start of flow and cessation of flow in the conduit system.</p> |
