Replacement Of Operator Stations In Runtime - Siemens SIMATIC PCS 7 Function Manual

● Bus topology (for example ring structure, spur lines, redundancy connections, disrupted
● Connection of the bus system to "master systems":
● Other disrupted components
Recommended procedure
If a bus component is partially functional, we recommend the following procedure:
● If repairs are necessary, first replace the defective bus cable.
● Insert a new bus component into the existing system before you remove the old bus
● Avoid the occurrence of double faults.
● Replace the connection to the connected components in series (not at the same time).
5.1.3

Replacement of operator stations in runtime

Replacement of operator stations
When replacing operator stations, a distinction must made between:
● Replacing an OS server
● Replacing an OS client
Requirements
● The new PC contains the same hardware components.
● An image of the PCs to be replaced is used for the installation.
● The name of the replaced PC is used for the new PC.
● The same IP address is used for the new PC.
● The MAC address is adapted in the project.
Fault-tolerant Process Control Systems (V8.0)
Function Manual, 03/2012, A5E02779471-02
bus cable)
– The assignment of clients to servers
– The connection to time master systems
– The connection to domain controllers
– For PCS 7 OS: The setting of preferred servers
component completely.
Note
Information on updating operator stations with redundant OS servers in runtime can be
found in "guidelines on updating a redundant OS in runtime (Page 191)".
Component Replacement and Plant Changes
5.1 Failure and replacement of bus components
169