Parameter assignment
9-7
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Siemens AG 2010 All Rights Reserved
SICLOCK
®
TC100 Operating Instructions
9.1.2
Operation as NTP client
Four IP addresses of NTP servers can be assigned for SICLOCK TC100 as an
NTP client.
The servers are queried regularly, and a preferred server is selected according to
a strict selection strategy.
For the strategy in the event of loss of server, see
Redundancy
(Chapter 2.6).
NTP Client
You activate the client service with the parameter
/NTP Client/NTP Client (0.18.01).
IP addresses of the NTP servers
You can specify four IP addresses of NTP servers with the parameter
/NTP Client/NTP Server List[4] (0.18.02). The address 0.0.0.0 indicates that no
server has been entered.
DNS names are not supported.
Current NTP server
The currently selected NTP server is displayed with the parameter
/NTP Client/Active Server (0.18.03). The address 0.0.0.0 indicates that no server
has been entered.
Monitoring the server
Monitoring of the NTP servers can be set up with the parameter
/NTP Client/Monitoring/Monitor Server (0.18.04).
9.1.3
Redundancy
The priority in the event of loss of an external synchronization is defined by the
setting of the parameter /Redundancy/Redundancy (0.09.10):
•
Setting "Master (radio clocks preferred to NTP)"
−
RADIO CLOCK is always accepted
−
NTP is used when RADIO CLOCK is not available.
•
Setting "Slave (NTP preferred to radio clocks)"
−
RADIO CLOCK is used when NTP is not available.
−
NTP is always accepted.
Содержание SICLOCK TC100
Страница 1: ...SICLOCK s SICLOCK TC100 Plant Central Clock Operating Instructions 11 2012 ...
Страница 5: ...Preface Preface 4 Siemens AG 2010 All Rights Reserved SICLOCK TC100 Operating Instructions ...
Страница 9: ...Table of Contents Contents 8 Siemens AG 2010 All Rights Reserved SICLOCK TC100 Operating Instructions ...
Страница 13: ...Safety Information 1 12 Siemens AG 2010 All Rights Reserved SICLOCK TC100 Operating Instructions ...
Страница 25: ...Hardware description 3 2 Siemens AG 2010 All Rights Reserved SICLOCK TC100 Operating Instructions ...
Страница 33: ...Mounting 5 3 Siemens AG 2010 All Rights Reserved SICLOCK TC100 Operating Instructions ...
Страница 43: ...Connection 6 4 Siemens AG 2010 All Rights Reserved SICLOCK TC100 Operating Instructions ...
Страница 67: ...Configuration Tool 7 6 Siemens AG 2010 All Rights Reserved SICLOCK TC100 Operating Instructions ...
Страница 85: ...Parameter assignment 9 8 Siemens AG 2010 All Rights Reserved SICLOCK TC100 Operating Instructions ...
Страница 101: ...Technical data 13 Siemens AG 2010 All Rights Reserved SICLOCK TC100 Operating Instructions ...
Страница 103: ...Dimension drawing 14 10 Siemens AG 2010 All Rights Reserved SICLOCK TC100 Operating Instructions ...
Страница 105: ...Circuit diagrams 15 10 Siemens AG 2010 All Rights Reserved SICLOCK TC100 Operating Instructions ...
Страница 107: ...Spare parts accessories 16 10 Siemens AG 2010 All Rights Reserved SICLOCK TC100 Operating Instructions ...
Страница 113: ...ESD guidelines B 11 Siemens AG 2010 All Rights Reserved SICLOCK TC100 Operating Instructions ...
Страница 121: ...Glossary D 1 Siemens AG 2010 All Rights Reserved SICLOCK TC100 Operating Instructions ...
Страница 124: ...Siemens AG Industry Sector Postfach 48 48 90026 NUREMBERG GERMANY www siemens com siclock ...