1 About this Manual
TAC Xenta 555, Supplement Manual
TAC AB, Oct 2006
04-00054-01-en
1.1
Product Context
The Xenta Server family consists of different products: TAC Xenta 511,
TAC Xenta 555, TAC Xenta 527, and TAC Xenta 913. Xenta Servers
are equipped with several features; these are defined in the following
tables:
Table 1.1: Terms and definitions.
Term
Definition
Proxy (Fieldbus/Protocol)
Different communication proto-
cols, such as I/NET, MicroNet,
Modbus, and BACnet, can be
connected to the Xenta Servers
used with TAC Vista.
LTA
LonTalk Adapter; a LonWorks
network can be connected to the
Xenta Servers used with
TAC Vista.
Gateway
A flow of signals can be config-
ured between the connected net-
works in Xenta Servers.
Table 1.2: Product functions and limitations
Product
Functions
Limitations
TAC Xenta 511
Xenta Server
Presentation web
Only gateway for LonWorks,
Modbus, and SNVTs
TAC Xenta 527
Xenta Server
Presentation web
Only gateway for I/NET, Lon-
Works, and SNVTs
TAC Xenta 555
Xenta Server
Presentation web
Only gateway for MicroNet,
LonWorks, and SNVTs
TAC Xenta 913
Xenta Server
Does not handle trend logs and
alarms (LON, I/NET and inter-
nal)
Summary of Contents for Xenta 555
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