YOKOGAWA GX10 User Manual page 194

2.10 ASCII Output Format
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The I/O module information is output (indicated in green below).
Without an expandable I/O or sub unit
Main unit
AI AI
EX: Expansion module
AI, DI, etc.: I/O module
With an expandable I/O or sub unit
Main unit
AI EX
EX AI AI
EX AI DI
IM 04L51B01-17EN