5/04 SLC 500. 1747-L542, SLC 500 Processor Unit, Ser B, Proc. Rev 3 x 1 Piece. 1746-IA16, SLC 500 Input Module, Ser C x 1 Piece. 1746-OW16, SLC 500 Output Module, Ser C X 1 Piece. Input Module Door Hinge Broken.
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