Siemens SIMATIC NET IE/AS-INTERFACE LINK PN IO Manual page 74

5 Display / WBM Configuration
Parameter
Synchronization Here, you can choose from four different protocol types:
method
S
S
S
S
Set time zone Select the required time zone.
SNTP server IP Here, you enter the IP address of the SNTP server.
address
SNTP port Enter the time port here.
Initial polling Enter the value of the initial polling interval. This value is used until a time is
interval received.
Polling interval Enter the value of the polling interval. This value is used as soon as a time is
received.
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SNTP Poll (Simple Network Time Protocol)
If you select this type of protocol, you will also need to make the settings for
"SNTP server IP address", "SNTP port", "Initial polling interval" and "Polling
interval".
SNTP Listening
SIMATIC
If you choose the SIMATIC time transmitter, you do not need to make any
further settings.
Manual
An input box opens in which you can set the current time. The time is then kept
with quartz accuracy. If you turn the device off or reset it, this information is lost
and must be set again.
as of hardware version 1, as of firmware version V2.0
Function
C79000−G8976−C216−03
Release 08/2018