Technical data

Configuring time synchronization
5.9 Configuring time synchronization for the SIMATIC PCS 7 BOX and SIMATIC PCS 7 AS RTX
Time synchronization (V7.1)
Function Manual, 03/2009, A5E01216578-01
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5.9.2 How to set the time synchronization source
Introduction
Make the setting in accordance with the configuration you selected.
Requirements
● WinAC Time Synchronization software V4.0 or higher must be installed on the SIMATIC
PCS 7 BOX or SIMATIC PCS 7 AS RTX.
● In HW Config, "As slave" must have been set as the synchronization mode for time
synchronization in the AS.
● The Windows settings and settings for the computer object properties in WinCC Explorer
must be made.
Synchronizing the SIMATIC PCS 7 BOX or the SIMATIC PCS 7 AS RTX on a network via the plant
bus
The CP of the PC station should be set as the source for time synchronization.
1. Select the menu command Start > SIMATIC > PC Based Control > WinAC Time
Synchronization.
The "WinAC Time Synchronization" dialog box opens.
2. Activate the "CP" options button under "Source" in the in the "Settings" group.
3. Click "Select".
4. In the "Set PG/PC Interface" dialog box that appears, select the interface connected to
the plant bus in the "Interface parameterization used" group.
5. Click "OK" to close the dialog box.
6. Click "OK" to confirm the message that appears.
7. Click "Start" to initiate time synchronization.
8. Click "Close" to close the dialog box.