What this I/O board does in a DCS cabinet
The ABB SDCS-IOB-22 COAT Board (3ADT220090R0013) is an I/O board that lives inside the ABB DCS rack — it handles the field signal marshalling between the process I/O and the controller backplane.
Production status and lead time
Estimated lead time is 1–2 weeks, which is typical for an active ABB I/O board moving through distribution.
