Time Receivers; Plant Synchronization Via Ethernet - Siemens SICLOCK TC 400 Operating Instructions Manual

Description
2.3

Time receivers

The time receivers of the plant can be connected via Ethernet or directly on the
device via point-to-point connections.
2.3.1

Plant synchronization via Ethernet

Physical access
There are four Ethernet interfaces available as physical access to the network
with the following specification:
• 100Base TX via RJ-45 socket
Protocols
The following protocols have been implemented:
• NTP server according to RFC2030
− Any/unicast mode
− Multicast mode
− Multicast mode with local time
• Time synchronization with the SIMATIC method
− PCS7-compatible mode
− S5-compatible mode
The time telegrams can be sent individually at each Ethernet port every sec-
ond, every 10 seconds or every minute.
2-14
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SICLOCK
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TC 400