Na'urar auna kwararar ultrasonic bisa ga hanyar saurin yanki

Na'urar firikwensin gudu da matakin ruwa ta amfani da hanyar saurin yanki-wuri tana haɗa ma'aunin gudu da matakin ruwa. Ma'aunin gudu yana amfani da ƙa'idar ultrasonic Doppler. Lokacin auna matakin ruwa, ana sanya na'urar firikwensin a ƙasan yankin ruwa ko kusa. Ta hanyar na'urar firikwensin matsin lamba ta hydrostatic, kebul na siginar wutar lantarki yana da aikin iska. Ana ɗaukar matsin lamba na yanayi a saman saman ruwa a matsayin matsin lamba na ma'aunin matsin lamba na hydrostatic don auna matsin lamba na ruwa, don ƙididdige tsayin matakin ruwa.

Na'urar auna kwararar ruwa ta ultrasonic bisa ga hanyar saurin yanki ta dace da aunawa a cikin tashoshi masu buɗewa ko bututu marasa cikawa waɗanda diamitansu ya fi 300mm girma don fitar da najasa da ruwan sharar gida, koguna masu tsabta, ruwan sha, da ruwan teku.