APPLICATION The system is suitable of using in the industrials of metallurgy, electricity, coal and chemical and so on; It is controlled by PLC to achieve the whole processes of sampling, sample preparation, sample collecting and abandoning automatically SYSTEM COMPOSITION The system consists of sample, feeding device, crusher, electric divider, disc collector, abandoned material lift, PLC and electric control cabinet, the remote control is available 1. The system takes a complete cross-section of the stream and automatically makes the sample for analysis quickly, the sample is even, stable and representative. 2. Adopt PLC technology to control the whole procedures automatically. 3. Control mode: Automatic/ Manual/ Remote control. 4. The system has compact structure and it is easy for installation, operation and maintenance. 5. Full-sealed design of sampling and sample preparation system, which reduces the pollution and improves the working environment of workers.