ABB CI542-DP, part number 1SAP224200R0001, is a PROFIBUS DP communication interface module for ABB AC500/S500 decentralized I/O systems. It functions as a PROFIBUS-DP slave and provides eight digital inputs (DI), eight digital outputs (DO), and eight DC channels, all powered from a 24 V DC supply. Designed for remote I/O expansion on the S500 bus, the CI542-DP is listed as Active in ABB's lifecycle, with an XC variant (1SAP424200R0001, CI542-DP-XC) offering the same I/O configuration in XC form.
