X/Y- Control Transmitter with redundant inductive control system Hydraulically operated control equipment, e.g. on: construction and drilling vehicles cranes and excavators ships and offshore facilities, etc are to an increasing extent controlled by electronic means nowadays. This is the application range - in consideration of the extreme conditions of use which the control transmitter ST2000 is especially designed for. Corresponding to the lever displacement, it provides a direction dependent switch and control signal output for both axes X and Y. Other control commands can be initiated by actuating the control elements integrated in the grip handle of the control stick.