This research is to collect data and the model signalling systemdesign to serve as a medium, to learn the functions of the mandate contract for the trainBecause the system is intended to control the walking train for safety and on time The study of signal models Detection of position of the train and the technology used in the detection of the trainCommunication transceiver for use in data transmission, and order in public transportation Automatic control system as well as walking and prevent the safety The study of Textbook ResearchThe collected from the Internet, the information from the company that deep treatment and data from the various 2527 involved To applied to design detail design for railway signalling system