This manual provides an introduction to the basic functions and features of the STEP 7 automation software, with a particular focus on the function blocks of the T400, FM 458-1 DP, SIMADYN D and SIMATIC TDC technical and drive control components.
The document provides a detailed description of all function blocks available for the Siemens T400, FM458-1 DP, SIMADYN D and SIMATIC TDC hardware. It is intended for programmers and debugging engineers who need to configure, program and diagnose these automation devices.
The manual is organized into sections for each block type—closed‑loop control, arithmetic, I/O, communication, conversion, logic, service/diagnostic, SFC, GMC, special blocks—and includes safety guidelines, an index and appendices. Each block entry lists its purpose, parameters and usage examples. This manual is written in Chinese.
The manual uses warning triangle symbols that indicate very dangerous, potentially dangerous, and caution situations.
It is primarily aimed at programmers and debugging engineers.
The manual covers the T400, FM458-1 DP, SIMADYN D and SIMATIC TDC components.