The XK3195P weighing controller adopts an embedded structure, with simple operation, fast A/D converter and intelligent digital filter technology, strong anti-interference ability, fast stability, multiple control modes and multiple control parameter settings. It can complete bag clamping, fast addition, slow addition, bag loosening, and unloading actions, and can be widely used in packaging and filling systems. Equipped with RS-485 interface, multiple instruments can be combined into a distributed control system.