Bellcall Digital Door Entry System
PD-083 Issue 3A
Installation and Operating Manual
Page 9 of 46
That is in a fully common wired system only 1 door can make a call at a time, in a block
isolated system there can be a call in every block simultaneously.
BSD8 and BSD72. These one button per flat controllers can be used to ring phones with
addresses of 1 to 8 and 1 to 72 respectively and would normally be used for a small block
in conjunction with a BSSW which can translate phone addresses.
The bell
issimo
manuals for these controllers would be used to determine switch settings. Application
would normally be as a result of contacting the technical department.
Mixed Audio Video Systems. A Bellcall system can be connected to a bell
issimo
video
system where there are shared entrances, the BSSW would be the recommended method.
All wiring carrying video
must
be installed to the requirements of the relevant bell
issimo
installation manuals, however the Bellcall wiring may be added to any convenient point.
Do not connect the video signal into the Bellcall wiring.
Power Supply Requirements
The system is powered by 12V power supplies only: -
PS4
12V 4A
Standard Supply
340C 12V 1.5A
Standard Supply
840
12V 4A
Battery backed supply
640
12V 1A
Battery backed supply
Exact power supply requirements depend upon many factors.
The number of power
supplies included for a system may assume that all boxed controllers are installed in one
location and that there are no extensions. More equipment may be required for distributed
installations.
