Internet-of-things-based sewage monitoring system and monitoring method thereof

The invention discloses an internet-of-things-based sewage monitoring system and a monitoring method thereof. The system is composed of controlled objects, a solar toilet device, a monitoring terminal, a network layer and an alarm module, and a monitoring center and alarm module. The controlled objects consist of water pumps, electrodes, and valves. The solar toilet device includes solar toilet device units. The monitoring terminal includes monitoring terminal units. The network layer and an alarm module consists of an internet, a GPRS/GSM network, and a first mobile phone mobile terminal. Themonitoring center and alarm module includes a monitoring center and a second mobile phone mobile terminal. The solar toilet device units determine whether the water pump, electrodes and valves need to be turned on to adjust liquid levels based on liquid level information; meanwhile, the monitoring terminal units read parameter data in operation of the system and upload the data to the GPRS/GSM network; if any abnormal si