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Building Technologies Basic documentation: Communication via the KNX bus CE1P3127en
HVAC Products KNX (Konnex) and Synco 30.08.2007
1.3 The KNX network
1.3.1 Full-scale KNX network
A full Konnex network is structured on three levels. It consists of:
• Area line 0 Æ Area 0 (backbone line)
• Main lines 1...15 Æ Areas 1…15
• Lines 1.1...15.15
1
2
3
64
1
2
3
64
1
2
3
64
1
2
3
64
1
2
3
64
1
2
3
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1
2
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Linie 1
Linie 2
Linie 3
1
2
3
64
1
2
3
64
1
2
3
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1
2
3
64
Linie 1
Linie 2
Linie 3
1
2
3
64
1
2
3
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1
2
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1
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1
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1
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Ac
1.0.0
Lc
1.1.0
Lc
1.2.0
Lc
1.3.0
Lc
1.15.0
Area 1
Line 1
Line 2
Line 3
Line 15
Main line 1
Lc
0.1.0
Lc
0.2.0
Line 1
Line 2
Ac
2.0.0
Lc
2.1.0
Lc
2.2.0
Lc
2.3.0
Area 2
Line 15
Main line 2
Ac
3.0.0
Lc
3.1.0
Lc
3.2.0
Lc
3.3.0
Lc
3.15.0
Area 3
Line 15
Main line 3
Ac
15.0.0
Lc
15.1.0
Lc
15.2.0
Lc
15.3.0
Area 15
Line1
Line 2
Line 3
Main line 15
A
r
e
a
l
i
n
e
0
(
b
a
c
k
b
o
n
e
l
i
n
e
)
3127Z10en
Lc
2.15.0
The arrangement of the bus devices in the 3-level KNX network structure, with the
Synco bus devices factory set with Area/Line address 0.2 corresponds to the gray
shaded area in the illustration above.
KNX network,
three-level structure
Note
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