Measurement accuracy: ± 2.0%;

　　It is suitable for flow measurement of large diameter pipeline, and the measurement is not affected by the pipeline material;

　　Small volume, light weight, convenient installation and small maintenance;

　　On line plug-in type can realize no cut-off, pressure opening, installation, disassembly, convenient maintenance;

　　Simple structure, no movable parts, long service life;

　　The measurement is only related to the insertion depth, so it has wide universality and strong interchangeability;

　　The upper end of the inserting rod is provided with a scale mark, which is convenient for positioning. The inserting depth is adjusted to suit different caliber pipes.