Key facts
- Brand
- Siemens
- Model
- S7-400H
- Documents
- 3
- Languages
- ZH
- Last added
- 2011-09-29
Start here
Siemens S7-400H Fault‑Tolerant System User Manual
This manual introduces the SIMATIC S7‑400H fault‑tolerant automation system, covering safety instructions, required background knowledge, and an overview of the hardware components such as CPU 414‑4H and 417‑4H modules. It also lists the order numbers for the system and its modules, and explains the applicable standards and certifications.
The document details installation options, coupling and synchronization methods, I/O usage, communication functions (Profibus DP, MPI, Ethernet), and how to configure the system with STEP 7 software. Additional sections describe component fault handling, system modification during operation, synchronization modules, cycle times, technical specifications, and provide an appendix with a glossary and index. This manual is written in Chinese.
Siemens S7-400H specifications
| CPU model | 414‑4H |
|---|---|
| Profibus DP module part number | 6GK7 443-5DX02-O0XE0 |
| Required STEP 7 version | V5.2 SP1 HF3 |
All Siemens S7-400H documents by type
Day-to-day operation, settings and troubleshooting. Start here if the product is already set up.
Disassembly, diagnostics and part numbers, for repair.
Questions answered in these manuals
What is the maximum length of fiber optic cable that can be used with the S7‑400H?
The manual states that the maximum cable length is 10 m.
What safety symbol is used for personal safety hazards?
The manual highlights personal‑safety related notes with a safety‑warning symbol.
Which software is required to configure the S7‑400H system?
STEP 7 basic software, version V5.2 SP1 HF3, is required for configuration.