US Patent No. 10,194,553

SELECTIVELY INSTALLABLE AND REMOVABLE AUXILIARY WIRING DEVICE FOR I/O MODULE


Patent No. 10,194,553
Issue Date January 29, 2019
Title Selectively Installable And Removable Auxiliary Wiring Device For I/o Module
Inventorship Rajiv Chakraborty, Singapore (SG)
Srinivasan Melkote, Singapore (SG)
Terence S. Tenorio, Aurora, OH (US)
Douglas A. Lostoski, Richfield, OH (US)
David S. Wehrle, Chesterland, OH (US)
Adam M. Wrobel, Gates Mills, OH (US)
Assignee ROCKWELL AUTOMATION ASIA PACIFIC BUSINESS CENTER PTE. LTD., Singapore (SG)...

Claim of US Patent No. 10,194,553

1. A modular I/O device comprising:a terminal base including a terminal block, said terminal block comprising a plurality of wiring connectors adapted for connection to associated field device wires;
an auxiliary wiring device comprising a plurality of auxiliary wiring connectors adapted for connection to associated field device wires, said auxiliary wiring device selectively physically connectable to said terminal base in an operative position and selectively physically removable from said terminal base;
wherein said terminal block comprises a receiver and said auxiliary wiring device comprises a body including at least one mounting tab that projects outwardly from the body, wherein said at least one mounting tab is located in said receiver when said auxiliary wiring device is connected to said terminal base;
said receiver of said terminal block comprising an open pocket into which said at least one mounting tab is inserted when said auxiliary wiring device is connected to said terminal base;
said terminal base further comprising at least one catch, and said body of said auxiliary wiring device further comprising at least one latch arm that is adapted to mate with and engage said at least one catch when said auxiliary wiring device is physically connected to said terminal base in said operative position.