IO581 Pin Mapping
IO581 Pin Mapping —
Reference information about the I/O module connector
4 D-Sub 9 connectors (A-D) Pin Mapping
![[Note]](images/note.png) | Note |
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The pinout is identical for all four D-Sub 9 connectors (A-D). Each connector corresponds to one serial channel; use the RS232 or RS422/RS485
mapping as applicable. |