A welding system, comprising: an interface, comprising: - a first input element comprising a first parameter indicator configured to receive an input relating to a parameter of power delivered to a welding torch from a welding power supply and a second parameter indicator configured to receive an input relating to a thickness of a work piece, wherein only one of said indicators (50, 52) may be used at a time; - a second input element comprising a first parameter indicator configured to receive an input relating to a rate of advancement of an electrode delivered to the welding torch from a welding wire feeder and a second parameter indicator configured to receive an input relating to a diameter of the electrode, wherein only one of said indicators may be used at a time; characterized in that the interface comprises a third input element configured to receive an input relating to a welding process type; and that control circuitry is configured to automatically adjust the parameter of the power and the rate of advancement of the electrode based on the input relating to the welding process type selected with the third input element when the second input element receives the input relating to the diameter of the electrode, and that the control circuitry is configured to automatically adjust the input relating to the parameter of the power, the input relating to the thickness of the work piece, the input relating to the rate of advancement of the electrode, and/or the input relating to the diameter of the electrode when a combination of the inputs selected by an operator is not feasible for the welding system. an interface, comprising: - a first input element comprising a first parameter indicator configured to receive an input relating to a parameter of power delivered to a welding torch from a welding power supply and a second parameter indicator configured to receive an input relating to a thickness of a work piece, wherein only one of said indicators (50, 52) may be used at a time; - a second input element comprising a first parameter indicator configured to receive an input relating to a rate of advancement of an electrode delivered to the welding torch from a welding wire feeder and a second parameter indicator configured to receive an input relating to a diameter of the electrode, wherein only one of said indicators may be used at a time; - a first input element comprising a first parameter indicator configured to receive an input relating to a parameter of power delivered to a welding torch from a welding power supply and a second parameter indicator configured to receive an input relating to a thickness of a work piece, wherein only one of said indicators (50, 52) may be used at a time; - a second input element comprising a first parameter indicator configured to receive an input relating to a rate of advancement of an electrode delivered to the welding torch from a welding wire feeder and a second parameter indicator configured to receive an input relating to a diameter of the electrode, wherein only one of said indicators may be used at a time; characterized in that the interface comprises a third input element configured to receive an input relating to a welding process type; and that control circuitry is configured to automatically adjust the parameter of the power and the rate of advancement of the electrode based on the input relating to the welding process type selected with the third input element when the second input element receives the input relating to the diameter of the electrode, and that the control circuitry is configured to automatically adjust the input relating to the parameter of the power, the input relating to the thickness of the work piece, the input relating to the rate of advancement of the electrode, and/or the input relating to the diameter of the electrode when a combination of the inputs selected by an operator is not feasible for the welding system.