Siemens SIMATIC PCS 7 Function Manual page 60

Configuring time synchronization
5.4 Commissioning a central plant clock
By way of example, the following sections provide the most important settings for the
configuration in a PCS 7 plant where the automation systems are synchronized using SIMATIC
mode.
Note
Siclock Remote parameterization software
You can use the "Siclock Remote" parameterization software to make the settings for the
SICLOCK TM and SICLOCK TS master system clocks. This software is available on the
Internet together with a set of parameter assignment instructions: www.siemens.com
Product: SICLOCK (http://www.siemens-edm.de/anlagen_zentraluhren.0.html?&L=2) FAQ.
Assigning parameters to the SICLOCK TM/TS for SIMATIC mode
Make the following settings directly on the SICLOCK TM/TS:
1. Call the parameters of the SICLOCK TM/TS.
2. Set the parameter 338/6A Ethernet to "On".
3. Select an unassigned IP address on your plant bus and configure this at parameter 343/6A
4. Make the additional settings according to the following table:
Parameter
341/6A "Source addr. part 0"
342/6A "Source addr. part 1"
339/6A
350/6B "Addr. 1 protocol"
351/6B "Send addr. 1"
353/6B "Addr. 1 dest. 0"
354/6B "Addr. 1 dest. 1"
338/6A "Ethernet"
Assigning parameters to the SICLOCK TM/TS for NTP mode
Make the settings directly on the SICLOCK TM/TS.
1. Call the parameters of the SICLOCK TM/TS.
2. Set the parameter 338/6A Ethernet to "On".
60
of the SICLOCK TM/TS.
Value
<MAC address>
<MAC address>
"LAN connection"
"Layer 2 - S5"
"Each second"
"FFFFFF"
"FFFFFF"
"On" or "synchronized"
Function Manual, 03/2012, A5E02779849-02
Time synchronization (V8.0)