Aiphone GT SYSTEM User Manual

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Wire diameter
Wiring distance
0.65 mm
(22 AWG)
0.8 mm
(20 AWG)
1.0 mm
(18 AWG)
[1] GT-BC - DP *2 3 m (10') 5 m (16') 5 m (16')
[2] Entrance station - DP *2 150 m (490') 300 m (980') 300 m (980')
[3] Entrance station - GT-VBC 150 m (490') 300 m (980') 300 m (980')
[4] GT-MK - DP *2 150 m (490') 300 m (980') 300 m (980')
[5] DP *2 - farthest residential station (includes system with GT-4Z) 150 m (490') 300 m (980') 300 m (980')
[6]
GT-VBC - farthest residential station (includes system with GT-4Z) 100 m (330') 150 m (490') 150 m (490')
[7] GT-VBC (SW2: STD) - GT-VBC (SW2: EXP) 100 m (330') 150 m (490') 150 m (490')
[8] GT-BC - power supply 3 m (10') 5 m (16') 5 m (16')
[9] GT-VBC - power supply 3 m (10') 5 m (16') 5 m (16')
[10] Entrance station - power supply 150 m (490') 300 m (980') 300 m (980')
[11] GT-MK - power supply 150 m (490') 300 m (980') 30
0 m (980')
[12] Door station - GT-2C-L, GT-2C 50 m (165') 100 m (330') 100 m (330')
[13] GT-2C-L, GT-2C - farthest GT-2H-L, GT-2H 50 m (165') 100 m (330') 100 m (330')
[14] GT-2C-L/GT-2C - power supply 25 m (82') 50 m (165') 75 m (245')
[15] GT-2H-L, GT-2H - power supply 50 m (165') 100 m (330') 150 m (490')
[16] GT-BCX - power supply 3 m (10') 5 m (16') 5 m (16')
[17] GT-BCX - GT-BC 150 m (490') 300 m (980') 300 m (980')
[18] G
T-VBX - GT-VBC (SW2: EXP) 100 m (330') 150 m (490') 150 m (490')
[19] Entrance station - GT-BCX 150 m (490') 300 m (980') 300 m (980')
[20] Entrance station - GT-VBX 150 m (490') 300 m (980') 300 m (980')
GT-NS-V, GT-DMV - (VIGIK) 5 m (16') 10 m (33') 10 m (33')
Standard system total wiring distance *1 1650m (5400') 2500m (8200') 2500m (8200')
Expanded system Total wiring distance per common line (maximum 2 trunk
lin
es)
1650 m (5400') 2500 m (8200') 2500 m (8200')
Expanded system Total wiring distance per sub trunk line (maximum 4 trunk
lines)
1650 m (5400') 2500 m (8200') 2500 m (8200')
GT-RY - transfer source unit 5 m (16') 10 m (33') 10 m (33')
GT-2C-L, GT-2C - external monitor 1.5 m (5') 3 m (10') 3 m (10')
Entrance station - surveillance camera Coaxial cable 15 m (50')
*1 The track lengths from a door station to a GT-2C-
L or GT-2C and from a GT-2C-L or GT-2C to a door station are not included in the total wiring distance.
*2 DP = Distribution Point

Aiphone GT SYSTEM Specifications

General

Wiring	2-wire
Door Release	Yes
Operating Voltage	24V DC
Wire Gauge	18 AWG
Type	Intercom System
Power Source	24V DC
Installation	Surface-mounted
Communication	Hands-free
Expandability	Expandable to multiple door stations and master stations
Mounting	Wall-mount
Operating Temperature	14°F to 140°F (-10°C to 60°C)
Humidity Range	10% to 90% (non-condensing)
Frequency Response	300 Hz to 3.4 kHz
Maximum Stations	500
Maximum Door Stations	32 door stations