Portable ultrasonic flow meter kit, specifically the ONICON FP-4400 model. [1, 2]
Function: It is designed for non-invasive flow testing of liquids in pipes without requiring system shutdowns or breaking into the pipe.
Components: The kit includes a handheld transmitter, ultrasonic transducers, mounting hardware, and acoustic couplant (gel) in a protective carrying case.
Applications: Commonly used for testing hydronic systems, temporary flow monitoring, and leak detection across various pipe materials like steel, copper, and PVC