Aiphone GT-1M-L User Manual download pdf (Page 8)

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Aiphone GT Video-intercom System Guide

GT Video-intercom System Configurations

There are two different system configurations, the Standard Configuration for

smaller systems, and the Expanded Configuration for larger systems. The

maximum capacities for each type of GT video intercom system configuration are

compared in the table below.

Maximum Supported Standard

Configuration

Expanded

Configuration

Entrance Stations 5 (3 per trunk)

3 if a door release button

is connected to a direct

select type entrance

station.

16 (8 per trunk)

Tenant Stations per

Sub Trunk Line

N/A 125 (25 per trunk)

Concierge/Security Guard

Stations

2 4

Tenant Stations 48 (25 per trunk)

100 if only the GT-1D and

GT-1M-L monitor stations

are used.

(50 per trunk for GT-1D)

(25 per trunk for GT-1M-L)

500

Stations per Tenant

(other than GT-2C)

4 (2 monitor stations) 4 (2 monitor stations)

4-way Video Junction

Units

6 per trunk N/A

Bus Control Units 1 1 per common trunk line

1 per sub trunk line

GT-2C Master Stations per

Tenant

1 1

Sub-master Stations 3 3

Maximum Supported Modules Table.

PolyEthylene 2 core cable

Two core PolyEthylene (PE) cable that is unshielded, untwisted, and has a PVC

outer protective jacket, a must be used for audio and video distribution wiring for

any GT installation. The most readily obtainable PE cable is 0.9mm. There is a

table in the GT video-intercom installation manual indicating the maximum cable

distances between all GT modules – you should refer to the 0.8mm column in this

table if 0.9mm PE cable is being used in the installation.

1 2 3 4 5 6 7 8 9 10 11 12 13

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Aiphone GT-1M-L User Manual Page 8

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