Bus Node and Control System for Controlling a Work Machine

A bus node for an electric coupling of a bus system to a functional module arrangement, having an electronic circuit for converting electrical signals between a bus protocol provided by the bus system and an internal communications protocol provided by the functional module arrangement, and having a first coupling means for electrically connecting the electronic circuit to the functional module arrangement, and having a second coupling means for electrically connecting the electronic circuit to the bus system, wherein the first coupling means comprises a first contact means that is configured for a direct electrical contact with a ground connection of the functional module arrangement.