Additional Numbers; Number Directing; Configurations Of Entry Phone Operation; Basic System - Laskomex CD-2502 Series Installation, Service And Programming Manual

4.6 Additional numbers

4.6 Additional numbers
In many cases it is necessary to operate numbers which do not belong to the
operated range. In entry phone CD-2502 these numbers can be associated with
fourteen physical numbers: 241...254 (parameter Un in procedure P-1). For each
of the mentioned numbers it is possible to set individually any number from the
range 1...9998.
4.7 Directing the numbers that are not serviced
In entry phone CD-2502 all numbers which are not operated by entry phone
CD-2502 can be directed to one selected number. Owing to this entry phone
CD-2502 can be used in a single-family home – entry phone can be configured in
such a way that any number selected by the keyboard will result in entry phone
ringing at one selected number.
5 Configurations of entry phone operation
5.1

Basic system

In basic version the entry phone operates for one staircase or building with one
entrance. The system consists of electronic cassette EC-2502 working in U mode,
external panel, feeder and from 1 to 255 uniphones. External panel should be
mounted at a distance not exceeding 15 m from the cassette. Basic system can be
used for staircases in apartment houses, tenement houses, companies etc. to which
there is only one entrance.
5.2

System with entrance hierarchy

In a system with entrance hierarchy there are two types of entrances: the main
entrance and subordinate entrances. System CD-2502 can operate for one main
entrance and max. 64 subordinate entrances. From the main entrance a connection
can be made with each apartment in any building or staircase serviced by the entry
phone system. Using panels at the entrance to staircase (subordinate entrance)
a connection can be made with the apartments located in this staircase only. Entry
phones at subordinate entrances can be used independently.
During the conversation held between the main entrance and an apartment located
in one of the staircases the whole line in this staircase is busy and a message ZAJ
will be displayed on the outside panel display at the entrance to this staircase. In
order to use the combination lock or get the connection with any apartment one
should wait till the conversation from the main entrance is finished. If during the
conversation held from the subordinate entrance in one of the buildings (staircases)
there will be made an attempt of connection from the main entrance with any apart-
ment in this building (staircase), the conversation started earlier will be interrupted
5 CONFIGURATIONS OF ENTRY PHONE OPERATION
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