PAY2000 counts grain through 16 strips of channel, medicament can lay off through passing two classes automatically, falling medicine is uniform and counting tablets is precise, being suitable for all kinds of single bottle filling quantity and tablet type, changing variety without replacing any mould. It adopts the sensitive technology of the CCD and its distinguishing rate is high, responding speed is fast, and the operating is the stepless timing. It is very convenient to operate, its control system is controlled by adopting the man machine interface touch screen. Adopting international name brand photo-electricity controlling system, controls when bottles are lacking and blocking, then cease automatically, the operating is stable and reliable. Materials touching with the medicine conforms to the requirements of GMP.