Detecting Technology of Electromagnetic Relay Parameters Based on SCM

This paper designs a integrated relay parameter detecting system based on PIC18F452 microcontroller, in accordance with the principle of the relay action, it analyses the testing method of the voltage parameters and the time parameters, introduces the hardware structure and the software process of the testing system, the serial communication of the SCM and PC as well as the PC interactive interface designation. The system realizes the intelligent and humanistic testing, having good practicality.