Replacement Of Bus Components In Runtime - Siemens SIMATIC PCS 7 Function Manual

Component Replacement and Plant Changes
5.1 Failure and replacement of bus components
The following table is an overview of the descriptions:
For the procedure used to re‐
place components ...
Central racks
Distributed I/O
Note
After every component replacement
Make sure that all systems are free from faults and that the H-system is operating redundantly
and without errors.
5.1.2

Replacement of bus components in runtime

Introduction
The information in this section relates to the following bus components
● Bus cable
● Switches, hubs, bridges
Failure and replacement of bus components
Components of a bus system (plant bus, terminal bus, PROFIBUS) can be replaced when
there is no risk of accidentally affecting other components as a result of the replacement.
182
Automation System S7-400H; Fault-tolerant
.... refer to the manual
Systems in section ...
Failure and replacement of a CPU (redundant CPU)
Failure and replacement of a power supply module
Failure and replacement of a communication processor
Failure and replacement of a synchronization module or FO cable
Failure and replacement of an IM 460 and IM 461 interface module
Failure and replacement of distributed I/O components
Failure and replacement of an input/output or function module
Failure and replacement of a PROFIBUS DP master
Failure and replacement of a redundant PROFIBUS DP interface mod‐
ule
Failure and replacement of a PROFIBUS DP slave
Failure and replacement of PROFIBUS DP cables
Fault-tolerant Process Control Systems (V8.1)
Function Manual, 11/2014, A5E34878832-AA