Magnetic flow meters are rapidly taking the place of traditional mechanical flow meter designs. While they both measure the flow of a liquid in a pipe, they do so in different ways.
An ultrasonic flow meter is a type of a flow meter that measures the velocity of a fluid with ultrasound enabling it to calculate the volume flow. Using ultrasonic transducers, which convert a signal in one form of energy to another form of energy, the flow meter can measure the average velocity along the path of an emitted beam of an ultrasound, by averaging the difference in measured transit time between the pulses of ultrasound propagating into and against the direction of the flow or by measuring the frequency shift from the theory of the Doppler effect, which works the same way as a moving car with a siren.
An outstanding wireless telemetry device should be simple to set up. Ask the provider about how doing this and evaluate whether you can do it yourself, or whether you need to hire someone to do the set up and installation for you. An outstanding manufacturer will consider how an item is going to be used and set up, as an aspect of the design, and also provide outstanding guidelines that make set-up easy and uncomplicated.