Siemens Plant Central Clock TC100 - Manual (Page 117)

Glossary
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SICLOCK ® TC100 Operating Instructions
Events
An event is triggered by the device, and is a message or a device status.
See Device.
Event type
The various types of event are classified as follows:
• System
• Application
• Information
• Warning
External synchronization
External time source that is used to synchronize the SICLOCK TC100.
Filters
The archive can be searched for specific events with the aid of an Include and an
Exclude filter.
See Archive.
Local area networks (LAN)
A local area network describes the networking of various components for mutual
data exchange.
Non-networked plant components
All plant components which are not time-synchronized via local networks but via
point-to-point connections are termed non-networked plant components.
See Point-to-point connection.
NTP - Network Time Protocol
Standard for synchronizing clocks in computer systems via packet-based com-
munication networks.
Offline mode
There is no connection between the Configuration Tool and the device.
The current status is shown in color in the entry field of the IP address, in online
mode the IP address is green.