User's Manual

PAS System
2
ACS Type
2. ACS Type
In terms of the installation environment, ACSs are sorted into Indoor ones and
Outdoor ones.
2.1 Indoor ACS
Indoor ACS is installed in the wall and ceiling of the place like hotel, government
building, bank. It provides the services of PS, telephone and data terminal in the
building. It has two antennas that are connected with the main body.
The indoor ACS is shown in Figure 2-1.
Figure 2-1 indoor ACS
2.2 Outdoor ACS
As per the number of ACSs connected, Outdoor ACSs can be sorted into Singe-
ACS outdoor type and 4-ACS outdoor type.
2.2.1 Singe-ACS outdoor type
Singe-ACS outdoor type is usually installed on sidewall, top of the building. It is
waterproof, need not to be maintained which has with high reliability. Its antennas
are usually placed at high positions, so that the coverage area can be relatively
larger.
This type of ACS is line-powered over ordinary twisted-pair cabling from RPC,
so no joint box is needed. It adopts 2-antennas diversity. Please refer to Chapter 4
for detailed information.
The Singe-ACS outdoor type is shown in Figure 2-2.