Patent ID: 7063537

Claim:
An assembly, comprising: a first field device housing arrangement associated with a first electrical system; a second field device housing arrangement associated with a second electrical system; and a connector arrangement configured to allow an unrestricted rotation of the first field device housing arrangement relative to the second field device housing arrangement while maintaining a continuous electrical coupling between the first electrical system and the second electrical system, the connector arrangement comprising a locking system configured to fix the first field device housing arrangement to the second field device housing arrangement, wherein the locking system comprises: at least one securing element adapted to secure the first field device housing arrangement to the second field device housing arrangement, and including a head portion, and a cap element adapted to cover at least one portion of the securing element, wherein the cap element includes a bore formed therethrough, and wherein a cross-sectional area of the bore is less than a cross-sectional area of the head portion of the at least one securing element.