Vortex flowmeter, high accuracy, wide range,able to measure liquid, gas and steam.No moving parts, no abrasion, high reliability 1. .Introduction Vortex flow meter ... of flow meter, it is developed based on Karman Vortex Street Theory. It is applicable to the measurement of ... . Features:a) Simple structure, no moving parts;b) High accuracy , high reliability, no need of field debugging;c) Capable of ...