Patent ID: 8256456

Claim:
A modular electrical serial fieldbus system comprising: a bank of a plurality of modular units fitted together both electrically and mechanically; a bridge member connecting modular units that are each other; said modular units each having a housing with opposite sides that can be juxtaposed each other; and said sides having recessed front faces with respect to a main face of said housing; said opposite sides having electrical fittings that are interposed between two main faces of two modular units that are adjacent each other; said opposite sides also having ground contacts electrically connected to each other; said bridge member fitting in a gap formed in front of the recessed front faces between the main faces of two modular units that are adjacent each other for mechanically connecting and affixing to both of said modular units; and said bridge member having an electrically conductive strap mounted therein which can be in electrical contact with said ground contacts of the two modular units that are adjacent each other.