#ultrasonics #openchannel #partfilledpipes #lowpower #signalquality #RS485Modbus #MainProbeX #adaptivemeasurementsystem #mainstreammeasurements #instrumenthire #reliable #accurate #easytoinstall #watermonitoring #atexzone0 #intrinsic #AquaMesure #OtechEnvironnement #CarrefourDeLEau #Rennes