Auxiliary boiler control panel layout and network drop connections within the SCB control room. The assembly integrates existing PLC processor cabinets on the south wall, including PLC 70, PLC 70A, and PLC 70B, linked via Cat-6 cables routed to a shared new NRP module rack. Connections extend between the processor cabinets and remote I/O networks for PLC 71 and PLC 72. Power supply units and communication modules are mounted across the rack assemblies per the designated notes.
PLC 70 I/O DROP 1 SCB 2ND FLOOR - OLD ELECTRICAL ROOM PNL-73706 SCB PLC I/O DROP 1 CONTROL PANEL SCB CONTROL ROOM PLC PROCESSOR CABINET PNL-74768 (SOUTH WALL - EXISTING) PLC 70 (NOTE 1) PLC 70B X X X BMEH584040 X X X PLC 70A NOC 0301 NOC 0301 NOC 0301 NOC 0301 NOC 0301 NOC 0301 PS PS PS PS BMEH584040 NRP 0201 NRP 0201 NRP 0201 NRP 0201 PS PS NEW NRP MODULE RACK - SHARED BETWEEN PLC 70, 71 AND 72 CONNECTIONS TO PLC 71 RIO NETWORK CAT-6 CABLE (TYP) NRP 0201 NRP 0201 PS PS CONNECTIONS TO PLC 72 RIO NETWORK X NOC 0301 X NOC 0301 NOTE 8 NOTE 8
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