ULTRASONIC MEASUREMENT APPARATUS WITH AUTOMATIC FREQUENCY RECOGNITION AND AUTOMATIC DEFENSE FUNCTION IN WATER LEVEL AND SLUDGE LEVEL METER

The present invention relates to an ultrasonic measurement apparatus comprising: an ultrasonic sensor (6) for transmitting and receiving an ultrasonic frequency set to measure a water level or an interface by using ultrasonic waves; and a converter (4) for managing transmission and reception of an u...

Ausführliche Beschreibung

Bibliographische Detailangaben

1. Verfasser:	KWEON, JIN HEE
Format:	Patent
Sprache:	eng ; kor
Schlagworte:	MEASURING MEASURING VOLUME, VOLUME FLOW, MASS FLOW OR LIQUIDLEVEL METERING BY VOLUME PHYSICS TESTING
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