How to operate Digital Hot Air Oven

How to operate Digital Hot Air Oven
Our hot air oven has a standard double wall fabrication, with the inner chamber being made of a highly polished stainless steel.
The exterior wall is fabricated out of a thick sheet of mild steel, duly finished with white powder coating. This Hot Air Oven is fitted with a Microprocessor Digital PID Temperature indicator cum controller.
The gap between the walls is filled with special grade glass wool. The oven is provided with two or three removable shelves.
Kanthal wire heating elements are provided on three sides to attain quick and uniform heating, in the range of 50 °C to 250°C , controlled by a PID Temperature controller cum indicator.