Siemens SIMATIC PCS 7, Руководство по обслуживанию

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8.18.4.9 Displaying the redundancy state
Overview
It is important to always have an overview of the redundancy state for diagnostics in plants
with redundant PCs. The redundancy state represents the status of the individual master and
standby computers. A display for the redundancy state can be configured in a process picture
for this.
● The status of the redundant server pair and the non-redundant server assigned to the OS
client are displayed on the OS clients.
● The server status is displayed on the OS servers.
Information on Detailed information Called via Additional information
Redundant OS
components
Status
Master; standby
Standalone
Connection
● Not initialized
● Initialized
● No connection
● Fault Create a picture the OS
server in the WinCC
project. Insert a control
Graphics Designer: Ob‐
ject palette > "Default"
tab > in the "Smart Ob‐
jects" tree view > drag
the control to the picture
> in the "Insert control"
dialog box >
Select "PCS 7 Redun‐
dancy State Control"
For additional information on
configuring, refer to the con‐
figuration manual
Process
Control System PCS 7; Op‐
erator Station
State of redundant OS servers in diagnostic pictures
When using a Maintenance Station, the block icons show the redundancy state of the
redundant OS servers in the diagnostic area.
You can find information on the block icons displayed for redundant components in the
documentation
Process Control System PCS 7; Maintenance Station.
8.18.4.10 Time master role of the OS server (status)
Overview
The status of the time master OS server on the plant bus can be displayed in a plant picture.
A BCE network adapter or up to two communication processors (for example, CP 1623) can
be used as the access point for time synchronization.
You can determine the status of the access points in the process mode when the following
internal text tags are configured on a faceplate:
● Network adapter 1 : @TimeSyncDevice1State
● Network adapter 2 : @TimeSyncDevice2State
Diagnostics in PCS 7
8.18 Diagnostic tools
Service Support and Diagnostics (V8.2)
Service Manual, 03/2016, A5E36200111-AA
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