This manual provides the information needed to set up, configure, and maintain the Siemens S7-400 automation system and its CPU 41x series. It includes safety instructions, hardware descriptions, and technical specifications.
The document is organized into sections covering special functions, operator control (software and hardware), configuration/project engineering, technical specifications, and spare parts/accessories, with an extensive index for quick reference. This manual is written in Chinese.
| CPU part number (41 2-1) | 6ES7412-1XF04-0AB0 |
|---|---|
| LED indicators | INTF, EXTF, BUS1F, FRCE, RUN, STOP |
| Supported interfaces | MPI, PROFIBUS DP |
The manual uses a warning triangle to indicate personal safety hazards; warnings without the triangle indicate property‑damage risks.
Set the CPU’s DP address area and configure the interface as a DP master using the steps described in section 4.1.2.1.