Table of contents
6.4.1
Introduction .................................................................................................................... 172
6.4.2
6.4.3
Failure of the backup CPU ................................................................................................ 175
6.4.4
6.4.5
6.4.6
6.4.6.1
6.4.7
6.4.7.1
6.4.7.2
6.4.7.3
6.4.7.4
6.4.7.5
6.4.7.6
devices ............................................................................................................................ 192
6.4.7.7
6.4.7.8
6.4.7.9
6.5
Failure scenarios .............................................................................................................. 198
6.5.1
6.5.2
6.5.3
6.5.3.1
6.5.3.2
6.5.3.3
6.5.3.4
primary CPU .................................................................................................................... 208
6.5.4
6.5.4.1
6.5.4.2
6.5.4.3
6.5.4.4
6.5.4.5
of a PROFINET ring. .......................................................................................................... 218
6.5.4.6
6.5.4.7
6.5.4.8
CPU ................................................................................................................................. 224
6.6
Hardware configuration ................................................................................................... 226
6.7
Using HMI devices ........................................................................................................... 228
6.8
System power supply ....................................................................................................... 231
6.8.1
6.8.2
Power balance calculation ................................................................................................ 234
7
Installation ......................................................................................................................................... 238
7.1
Basics .............................................................................................................................. 238
7.2
7.3
7.4
6
S7-1500R/H redundant system
System Manual, 01/2024, A5E41814787-AF