Series DMTFW ultrasonic water meters utilizes newest digital transit-time processing technology, with compact shape featuring longevity, good stability and high accuracy for all-electronic industrial environment. The meters contain no moving parts and don’t need any external power, with the character of low power consumption. The meters are designed for easy installation. Even users don’t need to set parameters. The meters have the same dimensions with industrial water meter but can be used just as conveniently as normal water meters.