Aiphone GT Series Installation Manual page 7

Tenant section (expanded system)
Capacity: Max. 24 sections
Device
Entrance station
Residential/tenant station
Residential/tenant stations per sub trunk
line
Guard station (GT-MKB-N)
Residential/tenant stations in the same
residence
Bus control units per common trunk line
(GT-BC)
Bus control units per sub trunk line
(GT-BC)
Sub residential/tenant station (GT-2H-L,
GT-2H)
*5: This includes guard stations connected to the entrance stations by the
Hand-shaking link setting.
*6: Max. 50 per trunk when using GT-1D only for residential/tenant
stations.
Main section (expanded system)
DP
PS24
Guard
station
GT-MKB-N
Bus control
unit
GT-BC
PS24
Common trunk line 1
Capacity (per section)
Max. 15
(Common trunk line 1: max. 7,
Common trunk line 2: max. 8)
5
Max. 500 *
6
Max. 125 (max. 25 per trunk) *
Max. 3
(Common trunk line 1: max. 1,
Common trunk line 2: max. 2)
(Same as standard system)
1 required
1 required
(Same as standard system)
Video bus
control unit
GT-VBC
Expanded video
bus control unit
GT-VBX
Multi-building
control unit
1
GT-MCX *
Entrance station
GT-DMB-N/
GT-DMB-LVN
Main section (expanded system)
Capacity: Max. 8 sections
Device
Entrance station (GT-DMB-N or
GT-DMB-LVN) * 7
Guard station (GT-MKB-N)
Bus control units per common trunk line
(GT-BC)
*7: Only all-in-one type entrance stations can be used in a main section.
Modular type entrance stations cannot be used.
Power supply
PS24
GT-VBC
Expanded bus control unit
GT-BCXB-N
DP
Entrance station
GT-DMB-N/
GT-DMB-LVN
PS24
Common trunk line 2
DP: Distribution Point
(Not provided by Aiphone except for
Europe and North America)
SYSTEM CONFIGURATIONS
Capacity (per section)
Max. 15
(Common trunk line 1: max. 7,
Common trunk line 2: max. 8)
Max. 3
(Common trunk line 1: max. 1,
Common trunk line 2: max. 2)
1 required
PS-2420DM
PS-2420
PS-2420S
PS-2420UL
PS-2420BF
*3
PS24
PS24
GT-MKB-N
GT-BC
Audio signal line
Video signal line
Power supply line
CAT5e/6 cable (100BASE-TX)
7