What is this standard about?
This part of the IEC 62453-52-xy series, which is a Technical Report, provides information for integrating the Modbus®1 technology into the CLI-based implementation of FDT interface specification (IEC TR 62453-42).
This part of IEC 62453 specifies the implementation of communication and other services based on IEC 62453-315.
This document neither contains the FDT specification nor modifies it.