Application of PLC Control System on Asphalt Concrete Recycling Plant

The working principle,electrical principle of hardware configuration and interface setting of autosupply system of ZLB60,a type of asphalt concrete recycling plant,are expounded.The fall compensation of recycling aggregate weighing system is solved with self-adapting control method.Detailed control flow chart of major program and approach to coordinative interaction of equipment set are given.The application shows that the system runs steadily and matches the design requirement.