DFD-1500 automatic checkweigher is on kind weight checker of high precision. It is mainly used for testing packed product in the automatic packing line. The eligible products are passed through orihinal conveyor belt and incompetent products are eliminated when they are weighed on the checkweigher. The users only need to set upper and lower limit, and then the checkweigher will finish weighing automatic. The main characteristic of the machine are used widely, easy installation and adjustment, high precision and speed, adjustable parameters, can store operation parameters of many kinds of products.