User Manual

Rev. 8/02 - 2.2 - TFXM

sides of the pipe and the sound crosses the pipe once.

See Figures 2.1-2.3. This selection is based on pipe and liquid

characteristics. The flowmeter operates by alternately

transmitting and receiving a frequency modulated burst of

sound energy between the two transducers and measuring the

time interval that it takes for sound to travel between the two

Table 2.1

The TFXM system will provide repeatable measurements on piping systems that do not meet these

requirements, but the accuracy of these readings may be influenced to various degrees.

PART 2 - TRANSDUCER POSITIONING