U600 side-mounted ultrasonic liquid level switch adopts a unique fuzzy control technology to make up for the shortcomings of traditional top-mounted ultrasonic liquid level switch, solve the problems encountered by traditional ultrasonic level measurement system, especially completely unaffected by temperature and liquid surface bubbles. U600 side-mounted non-contact ultrasonic liquid level switch provides a unique solution for container especially closed container liquid level measurement, just need to tightly attach the probe to the outer wall of the container, no need to punch, can complete the single point liquid level detection, this technology is not affected by the medium pressure, temperature, foam, reflectivity factors, so it is suitable for medical, oil, chemical, electric power, food and other industries of various liquid liquid level engineering control, for the canister toxic, strong corrosive hazardous liquid level detection, the product is more ideal choice, can meet a variety of application needs and adapt to various harsh environments.