The wafer baking system uses LPG or LNG for heating of the baking plates.The function of the baking oven is fully automatic from spreading batter on the plates through until baked wafer sheets come out of the oven. Baking is even and produces .good quality wafer sheets for next procedure.
In PLC there is PID controller which is used for controlling the temperature of the baking plates automatically .
The collection of required signal of PID is supplied by infrared sensor .
The oven status display and the data reset are supplied by a touch screen, all motor have the starting current protection and thermal overload protection. 

Technical parameters of wafer biscuit production line :