Novel cabinet abnormal state detection device

The utility model discloses a novel cabinet abnormal state detection device which comprises a microcontroller, a network transmission module, a data acquisition module and a peripheral control module. The network transmission module comprises a control circuit, a serial port receiving voltage conversion circuit, a serial port sending voltage conversion circuit, a reset control circuit, an enabling control circuit and a power supply control circuit; the microcontroller is connected with the serial port receiving voltage conversion circuit and the serial port sending voltage conversion circuit of the network transmission module to perform level and voltage conversion so as to realize serial port data interaction; and the microcontroller is connected with a reset control circuit, an enable control circuit and a power supply control circuit of the network transmission module. The device is used for monitoring the abnormal state of the power cabinet, and is accurate and good in effect; meanwhile, the device can al