Intermediate frequency furnace circulating water temperature alarming device

The utility model provides an intermediate frequency furnace circulating water temperature alarming device comprising an electric contact bimetallic thermometer disposed on an intermediate frequency furnace circulating return water pipe. The wire outlet end of the electric contact bimetallic thermometer is connected with an input end of a power supply controller by a control cable, and the control output end of the power supply controller is connected with an alarming device by a control cable. The intermediate frequency furnace circulating water temperature alarming device is advantageous in that the temperature of the intermediate frequency furnace circulating water can be monitored in a real-time manner, and the alarming signals can be transmitted quickly, and then the workers can take the corresponding measures timely, and therefore the labor intensity of the workers can be greatly reduced, and the safety hidden troubles of the devices can be prevented.