Fuzhou Hongfeng electronic products Co., Ltd.   

        rotational speed meter can measure the yarn and wire speed / length / speed and surface velocity measurement yarn / metal wire and other fibers (less than 0.5mm in diameter) speed / length, such as knitting machine / hosiery machine, a rubber layer measuring wheel measurement adapter, the roller structure unique, this technology reduces the fiber sliding and breaking rate, but also can be used as a speed measuring instrument for axial / contact and non-contact motor / pulley speed, or the movement of surface line speed, such as: conveyor belt / paper or fiber with the details welcome to inquire!!