... pipe range: DN80—4064mm, 3-160 inches pipe.3,For different pipe size, the transducers are the same, i.e., one ... pair of transducers is suitable for different size pipes.4,Transducer accessories include: ball valve, ball valve ... length transducer, φ20mm, 325mm; weight:<1.6kgSolutions:Especially suitable for large pipe sewage flow measurement, not like the electromagnetic flowmeters ...