This book is compiled according to the five-level skill appraisal standards of junior workers, intermediate workers, senior workers, technicians and senior technicians in the National Professional Standards for Chemical Instrument Maintenance Workers, and is divided into two training I systems: instrument automation vocational skill training system, automatic control system and analytical instrument skill training L system. Through the training of more than 90 vocational skills in 8 major projects, we can deepen our understanding of basic knowledge and master operational skills, including the installation and calibration of sensors and field instruments and the loop construction ability of automation systems; Able to adjust and set the parameters of sensors and intelligent instruments; Construction, parameter setting and debugging ability of distributed control system, field bus and programmable control system; The selection, construction, installation and debugging ability of production process automation instruments; Automatic control system emergency stop, troubleshooting, judgment and maintenance skills.