Siemens SIMATIC S7-400H System Manual page 374

Index
P
Parameter assignment tool, 60
Parameter block, 59
Parameters, 59
PG functions, 184
PG/OP - CPU communication, 57
Power supply, 29
Process image update
Execution time, 262
Process interrupt
in the S7-400H system, 92
Process interrupt processing, 282
Process interrupt reaction time
of signal modules, 282
of the CPUs, 281
PROFIBUS address, 67
PROFIBUS DP interface, 42
Programming, 31
Programming via PROFIBUS, 67
R
Rack number
Setting, 42
RACK0, 46
RACK1, 46
Racks, 28
RAM, 104
RAM card, 54, 55
RAM/PIO comparison error, 90
Reaction time, 92
Calculation of the, 273, 274
Elements, 271
Longest, 274
Reducing, 275
Shortest, 273
Reaction to timeouts, 107
Reading data consistently from a DP standard
slave, 75
REDF, 48
Redundancy
Active, 80
Functional, 80
Redundancy nodes, 24, 158
Redundant analog output modules, 147
Redundant automation systems, 21
Redundant communication system, 158
Redundant encoders, 140
Analog input modules, 146
Redundant I/O, 22, 127
Analog input modules, 141
Configurations, 127
374
Digital input modules, 138
Digital output modules, 140
in central and expansion units, 127
in single mode, 130
in the one-sided DP slave, 128
in the switched DP slave, 129
Project engineering, 133
Redundant mode, 86
Reliability, 311
Repair, 185
Replacement in operation, 185
in central and expansion racks, 186
of distributed I/Os, 196
Restart, 52
Operating sequence, 53
Rocker switch, 49
Rules for assembly, 27, 180
RUN, 46, 86
S
S5 to S7
Configuration, 328
Diagnostics and programming, 328
S7 connections
Configured, 159, 163
S7-400
Optional software, 31
S7-400H
Blocks, 32
Communication, 31
Configuration and programming, 31
Documentation, 33
I/O, 30
User program, 32
S7-compatible mode, 68
S7-REDCONNECT, 162, 174
Save service data, 64
Scope
of the manual, 15
Security level, 50
Setting, 50
Self-test, 81, 89
SFB 14, 74
SFB 15, 74
SFC 103 DP_TOPOL, 68
SFC 109 PROTECT, 50
SFC 14 DPRD_DAT, 75
SFC 15 DPWR_DAT, 75
SFC 81 UBLKMOV, 73
Signal modules for redundancy, 133
SIMATIC Manager, 184
System Manual, 09/2007, A5E00267695-03
S7-400H