Siemens SIMATIC PCS 7 Service Manual page 71

You can use the "Alarm Logging" editor of the PCS 7 OS to modify the selection of message
information to be displayed in WinCC.
Note
Configuring the PCS 7 message system
● When configuring messages, you can specify the status with which an event is reported.
● As of PCS 7 V8.0 SP1, you can configure the PCS 7 message system. This allows you to
configure the importance and display of message classes for process messages project-
by-project.
Message accuracy for signal transitions
Note
Be aware of the accuracy of the message system.
If events are recorded within one scan cycle, they can appear in the wrong order in the message
list.
Remedy: You can find information about this in the function manual
PCS 7; High-precision Time Stamping .
Additional information
You can find detailed information on configuring messages in the following manuals:
● Configuration manual
● Configuration manual
● Online help in the SIMATIC Manager for the menu item Configure PCS 7 message
system
Service Support and Diagnostics (V8.2)
Service Manual, 03/2016, A5E36200111-AA
Process Control System PCS 7; Engineering System
Process Control System PCS 7; Operator Station
Message concept of PCS 7
6.2 PCS 7 message system
Process Control System
71