ABB DSCA120 57520001‑EV serial interface board for Advant OCS S100, supports RS‑422/RS‑485 long‑distance device connection. ...

ABB DSCA114 57510001‑AA serial communication board for Advant OCS AC400, handles RS‑232/V.24 peripheral data exchange. ...

ABB 57360001‑HG core processing unit for Advant OCS S100, performs logic computation and internal bus scheduling for industrial control. ...

ABB 57360001‑HC DSMC112 floppy disk controller board, rack‑mount spare part for Advant Master DCS system maintenance. ...

ABB 57330001‑Y DSBB110A master shield backplane module, rack‑mount spare part for Advant Master DCS system maintenance. ...

ABB 57310255‑AV DSBC172 bus interconnection unit, rack‑mount spare part for Advant Master DCS system maintenance. ...