Siemens SCALANCE XM-400 Configuration Manual page 209

Description
The page contains the following boxes:
● PTP Client
Select this check box to enable automatic time-of-day synchronization with PTP.
● Current System Time
Shows the current date and current normal time obtained due to time synchronization in
the network. If you specify a time zone, the time information is adapted accordingly.
● Last Synchronization Time
Shows when the last time-of-day synchronization took place.
● Last Synchronization Mechanism
Shows how the last time synchronization was performed. The following methods are
possible:
– Not set
– Manual
– SNTP
– NTP
– SIMATIC
– PTP
● Time Zone
In this box, enter the time zone you are using in the format "+/- HH:MM". The time zone
relates to UTC standard world time.
The time in the "Current System Time" box is adapted accordingly.
● Daylight Saving Time (DST)
Shows whether the daylight saving time changeover is active.
– active (offset +1 h)
– inactive (offset +0 h)
Procedure
1. Click the "PTP Client" check box to enable the automatic time setting using PTP.
2. Specify the a time zone, if applicable.
3. Click the "Set Values" button.
SCALANCE XM-400/XR-500 Web Based Management (WBM)
Configuration Manual, 05/2017, C79000-G8976-C248-12
The time was not set.
Manual time setting
Automatic time-of-day synchronization with SNTP
Automatic time-of-day synchronization with NTP
Automatic time-of-day synchronization using the SIMATIC time frame
Automatic time-of-day synchronization with PTP
The system time was changed to daylight saving time; in other words an hour was added.
You can see the current system time at the top right in the selection area of the WBM.
The normal time including the time zone continues to be displayed in the "Current
System Time" box.
The current system time is not changed.
Configuring with Web Based Management
5.4 The "System" menu
209