RS232 Handheld Ultrasonic Flow Meter

JFA490 High Accuracy Handheld Ultrasonic Flow Meter Non isolated RS232 Signal Output 1. Product description: JFA490 handheld ultrasonic flow meter is suit for online calibration and inspection measurement of liquid flow in various industry. This instrument is high accuracy and consistency, battery supply power, simple to operate, convenience for carry. This instrument is the most small volume, light weight in domestic. It ‘s a real portable ultrasonic flow meter. This