Hardware manual

Starting up fieldbus communication and programming the ABB PLC
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8. If you are using an I/O bus, add the relevant I/O bus to the system configuration.
Right-click the I/O Bus[FIX] folder. Select Append Subelement and select one of
the I/O bus options (example: AX522 - 8 analog Input and 8 analog Output…).
9. In the Interfaces [FIX] folder, right-click the FBP-none[SLOT] file and select
Replace element and FBP - Slave.
Tool/Step
Setting up the communication