Input/Output Modules 49
Chapter 3 System Description
Input/Output Modules
Each I⁄O module occupies one of two slots that constitute an I⁄O set. The left
module occupies the slot below the “L” label and the right module occupies the slot
below the “R” label. At any time, the status of either the left or right module can be
active or hot spare (for online replacement or back-up).
Field Terminations
Field devices are terminated directly to the baseplate.
I⁄O Module
Placement
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