Siemens SIMATIC S7-400H, Системное руководство

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S7-400H
System Manual, 03/2012, A5E00267695-11
5
Table of contents
1
Preface .................................................................................................................................................... 19
1.1
Preface.........................................................................................................................................19
2 Fault-tolerant automation systems........................................................................................................... 25
2.1
Redundant SIMATIC automation systems...................................................................................25
2.2 Increasing the availability of plants ..............................................................................................27
3 S7-400H setup options ............................................................................................................................ 31
3.1
S7-400H setup options ................................................................................................................31
3.2 Rules for the assembly of fault-tolerant stations..........................................................................33
3.3 The S7–400H basic system .........................................................................................................34
3.4 I/O modules for S7–400H.............................................................................................................36
3.5 Communication ............................................................................................................................37
3.6 Tools for configuration and programming ....................................................................................38
3.7 The user program ........................................................................................................................39
3.8 Documentation.............................................................................................................................40
4 Getting Started ........................................................................................................................................ 41
4.1
Getting Started.............................................................................................................................41
4.2 Requirements...............................................................................................................................41
4.3 Hardware assembly and commissioning of the S7–400H ...........................................................42
4.4 Examples of the response of the fault-tolerant system to faults..................................................44
4.5 Special layout features of SIMATIC Manager..............................................................................45
5 Assembly of a CPU 41x–H....................................................................................................................... 47
5.1
Operator controls and display elements of the CPUs..................................................................47
5.2 Monitoring functions of the CPU ..................................................................................................52
5.3 Status and error displays .............................................................................................................55
5.4 Mode switch .................................................................................................................................60
5.4.1 Function of the mode switch ........................................................................................................60
5.4.2 Performing a memory reset .........................................................................................................62
5.4.3 Cold restart / Warm restart...........................................................................................................64