A Technology to Realize the Fault Diagnosis of Door Controller Used in the Railway

In present the control system of automatic door is in wide use in the railway transportation system, and the automatic door controller plays an important role in this system. Along with the rapid expansion of our country's railway transportation, more and more detect and repair work comes in to the vehicle maintenance department. But there is no fast detection techniques of universal and there are a lot of inconveniences when used manual testing. The fault diagnosis technology of the door controller could investigated and responded rapidly in the fault points detection, it is convenient to check, display and store the detection results.