Automatic descaling control system of electric heating steam generator

The invention discloses an automatic descaling control system of an electric heating steam generator, which includes a PLC controller, wherein the PLC controller is connected with a switch device for controlling the starting/stopping of the PLC controller; one output stage of the PLC controller is connected with a power supply relay for controlling the steam generator to operate; another output stage of the PLC controller is connected with a detergent control valve for controlling the feeding amount of the detergent into the steam generator; and another output stage of the PLC controller is connected with a blowdown electromagnetic valve for controlling the blowdown of the steam generator. The automatic descaling control system has reasonable structure and excellent working performance, and can realize automatic descaling.