A real-time monitoring system of brake clearance was designed based on PLC with high reliability and interference immunity and WinCC with friendly human-machine interface. General structure and software design of the system were introduced in details. The system has functions of data collecting. storing. https://www.diegojavierfares.com/top-price-DC-Sports-B-Series-Ceramic-Coated-Header-94-01-Acura-Integra-flash-choice/