In view of problem of bad sensitivity existed in GCTP-ZP01 detection system of discal brake which uses mechanical switch to detect wear of discal brake and drowsiness of spring. the paper proposed a reform scheme of GCTP-ZP01 detection system of discal brake based on embedded configuration software and S7-200 PLC. It introduced design of hardware and software of the reformed system in... https://www.roneverhart.com/Fixed-Blade-p9535/