System configuration, T] example to maximize wiring distance, 1/, jifinnrlljjlii – Aiphone GFW-VBC User Manual
Page 2
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SYSTEM CONFIGURATION
Monitor-to-
Monitor wiring
Max. 25
ilPx2
[T]
Example to maximize wiring distance
8 residences per floor, 32 floors; max. 250 residences
• Distance calculation: From GF-VBC/A or
GFW-VBC to the farthest monitor station;
Max. 150m w/0 0.8mm (500' w/20AWG)
per video trunk line.
Q (D 51m + 80m = 131m
170'+ 260'= 430'
0 + 0
39m + 80m = 119m
128'+ 260'= 388'
A CAUTION
Do not mix both wiring
methods: monitor-to monitor
and homerun to GF-4Z's for
any residential trunk line.
Homerun wiring
1Px2
Expanded Bus lines
IGFW-VBCI-
I
Standard Bus lines
0
0
39m(128')
o
51m(170')
The height of
each floor is
3m(10').
_1Px2 _1Px2
E
b
6
i
Distribution
2
T
point for AUDIO [M-Q:
When GFW-VBC further extends trunk line;
A
On the GF-4Z, the GFW-VBC is connected
to, put SW1 to B position (not terminated).
LINE OUT OUT(3)
OUT(4)
0
GF-4Z
0
LINE IN OUT(1)
OUT(2)
n
o
1/,
JIFinnrLLjJLII
IB1IB2IR1IR2I
B1|B2 R1IR2li
O-i
z«
LINE
V
OUT B1|B2
• i?CL
’1Z
/NR
GF-1MD
GF-1MDK
NP
LINE
GF-4Z
IN B1?|B2
r* *1: GFW-VBC, GF-VBC/A |^: Power Supply
•"[1 :GF-1MD(GF-1MDK) Q:GF-VA
B :GF-4Z
Audio wiring is not shown.
(*1): Install an add-on power supply when 2nd GF-1MD is installed in each apartment.
2
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