SIEMENS SIMATIC automate system S7-400 Fault-tolerant system Manual(2)
Update: 28 September, 2023
This document describes the installation options of the S7-400H system, quick start, installation of CPU 41x-H, S7-400H system and operation modes, connection and synchronization, use of I/O on S7-400H, communication functions, configuration using STEP 7, troubleshooting and replacement of components during operation, modification of the system during operation, synchronization templates, etc.