Fail-Safe Systems
A5E00085588-03
Index-1
Index
A
Acceptance of an F system..........................7-14
Acceptance of Changes to the
Safety Program ........................................7-20
Acceptance of F block types ........................7-22
Access protection...........................................3-8
Access rights
setting up....................................................4-7
Access rights for the CPU..............................4-7
ACK_NEC ...........................................5-25, 5-26
Address area..................................................4-1
Allocating addresses....................................5-16
Arithmetic Blocks with the INT Data Type ..8-114
Arithmetic Blocks with the REAL Data
Type .......................................................8-115
Assigning parameters to F blocks ................5-12
Assigning parameters to the CPU..................4-3
Authorization ................................................1-12
Automatically Inserted F Blocks ...................5-11
B
Binary selection...................................8-89, 8-91
Block I/Os................................................8-4, 8-5
Block Numbers...............................................8-6
Blocks for converting data between
the standard and safety sections..............8-35
Blocks for F Communication Between
CPUs........................................................8-25
Blocks of the Safety Program.........................5-2
C
Certification ....................................................7-2
CFC charts
inserting......................................................5-8
Changing a Safety Program.........................5-39
Changing fail-safe constants in CFC test mode5-
62
Changing the Safety Program........................6-3
Changing the Safety Program in
RUN Mode................................................5-49
Check list of F blocks .................................... A-7
Check list of the hardware components ........ A-5
Check List of the Safety Parameters
of the F Drivers........................................ A-10
Cold restart............................................3-4, 5-28
Command tests..............................................3-5
Common features of the driver blocks..........8-22
Communication between F run-time groups 3-11
Communication between standard
and Safety Program s.............................. 5-31
Communication between the CPU
and F-I/Os................................................ 3-11
Compare Safety Programs .......................... 5-67
Comparison Blocks for Two Input Values
of the Same Type .................................... 8-92
Compiling a Safety Program........................ 5-43
COMPLEM component.................................. 8-2
Components of an S7 F System.................... 1-7
Configuration and parameter assignment
of hardware................................................ 4-1
Configuring CIR........................................... 4-11
Configuring redundant F signal modules ....... 4-6
Configuring the F System .............................. 2-6
Configuring the Fault-Tolerant F System..... 2-15
Configuring the Networks and Connections... 4-6
Control blocks................................................ 5-3
Converting
BOOL to F_BOOL.................................... 8-36
F_BOOL to BOOL.................................... 8-40
F_REAL to REAL..................................... 8-42
REAL to F_REAL..................................... 8-38
CPU............................................................... 1-8
CPU-CPU communication ........................... 3-12
Creating a fail-safe user program .................. 2-8
Creating Fail-Safe Block Types ................... 5-44
Cyclic interrupt OB3x..................................... 5-7
Cyclic interrupt OBs installation..................... 8-8
D
DATA component .......................................... 8-2
Data exchange between the Safety
Program and the standard user program. 3-10
DB_INIT....................................................... 8-81
DB_RES ...................................................... 8-80
Defining the program structure ...................... 5-7
Disassembly .................................................. 6-5
Discrepancy analysis in the case
of module redundancy ............................. 8-22
Displaying Information ................................. 5-65
Disposal......................................................... 6-5
Downloading an Safety Program................. 5-47
Downloading changes ................................. 5-47
Downloading Changes................................. 5-54
Downloading in RUN mode ......................... 5-47
Downloading the Entire Safety Program...... 5-48
Downloading the Safety Program after
simulation................................................. 5-57
Downloading the user program.................... 5-47