Aiphone GH series operation manual Expanded System Configuration Diagram, Wiring Distance

1-2

Expanded System Configuration Diagram

1.Common trunk line #1, 2

2.Sub trunk line #1 - 4

Sub trunk line #2 - #4 are the same as #1. Maximum 125 units per sub trunk line.

(1)Audio signal line

(2)Video signal line

(3)Power supply line

a.Entrance station (For details, see 2-1 and 2-2)

b.Bus control unit

c.Residential station (For details, see 2-4): Station-to-station wiring (For details, see 1-1)

d.Residential station (For details, see 2-4): Homerun wiring (For details, see 1-1)

Do not mix station-to-station wiring and homerun wiring.

e.Security Guard Station

f.Expanded bus control unit

[1]Expanded video bus control unit GH-VBX

[2]Expanded bus control unit GH-BCX

[3]Distribution terminal (junction): sold separately

[4]Power supply adapter PS-2410LC, PS-2410LD, PS-2410DIN

	Capacity
Entrance Station	Maximum 16 stations
	(up to 3 stations per trunk)
Residential stations	Maximum 125 stations
per sub trunk line	(up to 25 stations per trunk)
Residential Station	Maximum 500 stations
Security Guard Station	Maximum 4 stations
Residential stations	Maximum 4 stations
in the same residence	(up to 2 monitor stations)

1-3

Wiring Distance

∗ DP = Distribution Point

Diameter of wires	0.65 mm	0.8 mm	1.0 mm
	(22 AWG)	(20 AWG)	(18 AWG)
GH-BC - DP	-	5 m	-
		(16')
DP - GH-DA	-	300 m	-
		(980')
GH-VBC - GH-VA	150 m	300 m	-
	(490')	(980')
GH-MK - DP	-	300 m	-
		(980')
DP - farthest residential station	-	300 m	-
(R1-R2)		(980')
(Includes system with GH-4Z)
GH-VBC - farthest residential station	100 m	150 m	-
(1 monitor units/residence)	(330')	(500')
(Includes system with GH-4Z)
GH-VBC - farthest residential station	50 m	100 m	150 m
(2 monitor units/residence)	(165')	(330')	(500')
(Includes system with GH-4Z)
GH-VBC (SW: STD)	100 m	150 m	-
- GH-VBC (SW: EXP)	(330')	(500')
GH-BC - power supply	-	5 m	5 m
		(16')	(16')
GH-VBC - power supply	-	5 m	5 m
		(16')	(16')
GH-NS - power supply	-	300 m	300 m
		(980')	(980')
GH-MK - power supply	-	300 m	300 m
		(980')	(980')
Common trunk line	-	2500 m	-
(Maximum 2 trunk lines)		(8200')
total wiring length per trunk line
Sub trunk line	-	2500 m	-
(Maximum 4 trunk lines)		(8200')
total wiring length per trunk line
GH-BC - GH-BCX	-	5 m	-
		(16')
GH-VBC -GH-VBX	-	150 m	-
		(500')
GH-DA - GH-BCX	-	300 m	-
		(980')
GH-VA - GH-VBX	150 m	300 m	-
	(500')	(980')
GH-BCX - farthest residential station	-	300 m	-
(R1-R2)		(980')
(Includes system with GH-4Z)
GH-VBX - farthest residential station	100 m	150 m	-
(1 monitor units/residence)	(330')	(500')
(Includes system with GH-4Z)
GH-VBX - farthest residential station	50 m	100 m	150 m
(2 monitor units/residence)	(165')	(330')	(500')
(Includes system with GH-4Z)

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