Interlogix FlexZone Series, Руководство по эксплуатации продукта

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Chapter 2: Installation
50
FlexZone™ Product Guide
Figure 57: Silver Network data connections (loop configurations)
EIA-422 Fiber Optic
TXA+

RXB+ TXA

RXB
TXA-

RXB- RXA

TXB
RXA+

TXB+
RXA-

TXB-
GND * X
* Use single point grounding, connect one end of shield, trim back the other end
and leave it disconnected.
Figure 58: Silver Network EIA-422 wiring diagram
Note: Use single point grounding - connect one end of the shield, trim the other
end and leave it disconnected.
R
X
B
+
R
X
B
-
G
N
D
T
X
B
+
T
X
B
-
R
X
A
+
R
X
A
-
G
N
D
T
X
A
+
T
X
A
-
1 2 3 4 5 1 2 3 4 5 1 2 3 4 5 1 2 3 4 5 1 2 3 4 5
1 2 3 4 5 1 2 3 4 5
maximum 60 processors
max. distance between processors = 1.2 km (3/4 mile)
first processor second processor last processor
shield shield
shield
shield
shield
shield
Network Interface Unit
lightning
arrestors
lightning
arrestors
to Network Manager
R
X
B
+
R
X
B
-
G
N
D
T
X
B
+
T
X
B
-
R
X
A
+
R
X
A
-
G
N
D
T
X
A
+
T
X
A
-
R
X
B
+
R
X
B
-
G
N
D
T
X
B
+
T
X
B
-
R
X
A
+
R
X
A
-
G
N
D
T
X
A
+
T
X
A
-
1 2 3 4 5
X
A
+
X
A
- D
X
A
+
X
A
-
G
N
X
A
+
X
A
- D
X
A
+
X
A
-
R
X
A
+
R
X
A
-
G
N
D
T
X
A
+
T
X
A
-
X
A
+
X
A
- D
X
A
+
X
A
-
G
N
X
A
+
X
A
- D
X
A
+
X
A
-
R
X
B
+
R
X
B
-
G
N
D
T
X
B
+
T
X
B
-