State monitoring system for secondary device

The invention relates to a state monitoring system for a secondary device. The state monitoring system comprises a secondary device module, a human-computer interaction module, a protection management module and a communication service module. The human-computer interaction module and the protection management module are used for data displaying and user interaction. The communication service module is used for realizing communications among the secondary device module, the human-computer interaction module and the protection management module. The human-computer interaction module comprises an interface interaction module and a data storage management module. The data storage management module is used for storing configuration information and historical data. The state monitoring system is good in reliability.