PD IEC TS 62453-53-90:2025 PDF

1 Scope This part of the IEC 62453‑53‑xy series , which is a Technical Specification, provides information for integrating the HART®1 technology into the CLI-based implementation of FDT interface specification ( IEC TS 62453‑43 ). This document specifies implementation of communication and other services based on IEC 62453‑309 . This document neither contains the FDT specification nor modifies it.