Download AlphaCom Architects and Engineers Specification

Architectural and Engineering Specification
4 SYSTEM REQUIREMENTS
4.1
GENERAL SYSTEM PROFILE
4.1.1 SECURITY AUDIO AND BUILDING COMMUNICATION NODE PROFILE
The Security Audio System shall be able to provide communications both under normal circumstances
and in emergencies (Ref: Craighead, 2003).
AlphaCom E7
AlphaCom E20
AlphaCom E26
36 subscribers
80 subscribers
138 subscribers
Security Audio and Building Communication Nodes in the STENTOFON AlphaCom E series comply
with all specifications in this document.
A. The system shall support dual networking for stations; 2 pair wiring and IP-based stations.
B. The exchange shall be backward compatible with older systems and equipment of the same
brand.
C. The system shall be capable of automatic duplex hands-free operation without the use of
handsets, at both the initiating and receiving station.
D. System capacity shall include at least one Security Audio and Building Communication Node
cabinet wired and equipped for:
______stations/numbers
and ______ speech channels. (See details in Annex A.)
E. Each exchange system shall be expandable to _____ stations by adding plug-in boards and
additional Security Audio and Building Communication Node modules.
F. The central exchange shall include at least _____ simplex conference channels, at least _____
programmable group calls per exchange and _____ global group calls in network configuration.
(Note to specifier: indicate size and capacity of exchange)
G. If temporarily blocked, and a high priority call is initiated, the system shall automatically
disconnect the call with the lowest priority and setup the call with the higher priority.
H. The exchange shall support IP-based audio communication without additional hardware.
I.
There must be an interface between the conventional and the IP network infrastructures in the
Security Audio and Building Communication Node.
14
Aug. 2007