solve:

Firstly, check if the sensor is securely installed and if it is installed horizontally on the vibrating disc body;

If there are no installation issues, you can unplug and plug in the sensor connector from the controller to check for any unreliable contact;Finally, you can enter the settings menu based on the size and weight of the material, and troubleshoot by adjusting the UF parameters,

Generally speaking, the heavier the weight of a single workpiece, the larger the UF parameter can be set.