ultrasonic flow meter

http://w3id.org/readi/rdl/CFIHOS-30000483 an entity of type: Class

A velocity flow meter that measures the velocity of a flow by measuring the time difference between an ultrasonic pulse sent in the flow direction and an ultrasound pulse sent opposite the flow direction.
ultrasonic flow meter 
xsd:dateTime 2017-10-05T08:01:48Z 
xsd:dateTime 2019-10-01T00:56:18Z 
xsd:boolean true 

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