The utility model belongs to the technical field of the altitude plant and specifically relates to an altitude plant system that resets, it includes a 24V DC power supply, PLC of, auxiliary relay and altitude plant, the altitude plant be connected with auxiliary relay, auxiliary relay and PLC are connected, a PLC and a control button are connected, 24V DC power supply gives altitude plant, auxiliary relay, PLC and control button power supply simultaneously, PLC in has compile the electricity and has restarted the degree, the altitude plant be the laser scanning sensor of automatic cone or cheese winding machine top, the touch -sensitive screen of control button for having control software, touch -sensitive screen and PLC sharing data module and with the PLC communication. This altitude plant system that resets's setting, when the laser scanning sensor took place to report to the police, electromechanical worker can directly restore to the throne on the touch -sensitive screen, and easy operation is convenient, improves warpout electrician's device structure efficiency greatly, has reduced operative employee's intensity of labour, has improved automatic cone or cheese winding machine's degree of automation.