Table Of Contents - Siemens SIMATIC S7-400H System Manual

Table of contents

1 Preface .................................................................................................................................................... 15
1.1 Preface.........................................................................................................................................15
2 Fault-tolerant automation systems........................................................................................................... 21
2.1 Redundant automation systems in the SIMATIC series ..............................................................21
2.2 Increasing system availability ......................................................................................................23
3 S7-400H installation options .................................................................................................................... 25
3.1 S7-400H installation options ........................................................................................................25
3.2 Rules for the assembly of fault-tolerant stations..........................................................................27
3.3 The S7-400H base system ..........................................................................................................28
3.4 I/O modules for S7-400H .............................................................................................................30
3.5 Communication ............................................................................................................................31
3.6 Tools for configuration and programming ....................................................................................31
3.7 The user program ........................................................................................................................32
3.8 Documentation .............................................................................................................................33
4 Getting started ......................................................................................................................................... 35
4.1 Getting started..............................................................................................................................35
4.2 Requirements...............................................................................................................................35
4.3 Hardware installation and S7-400H commissioning ....................................................................36
4.4 Examples of the reaction of the fault-tolerant system to faults ....................................................38
5 Installation of a CPU 41x-H ..................................................................................................................... 39
5.1 Control and display elements of the CPUs ..................................................................................39
5.2 Monitoring functions of the CPU ..................................................................................................44
5.3 Status and error displays .............................................................................................................46
5.4 Mode selector switch ...................................................................................................................49
5.5 Security levels ..............................................................................................................................50
5.6 Operating sequence for memory reset ........................................................................................51
5.7 Structure and Functions of the Memory Cards ............................................................................54
5.8 Multipoint interface (MPI) .............................................................................................................57
5.9 PROFIBUS DP interface..............................................................................................................58
5.10 Overview of the parameters for the S7-400H CPUs....................................................................59
S7-400H
System Manual, 09/2007, A5E00267695-03
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