Rev. 2 - 02/09
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ARCHITECTS' AND ENGINEERS'
The Digital Annunciator Display Module(s) shall be Alpha
Communications®/Ring model DAD104 or approved
equivalent, and shall be used as part of the Crisis Alert
System. Unit(s) shall feature 4- 12 digit alphanumeric
message displays, and built-in 24 hour format clock. Unit(s)
shall be supervised and shall provide for 100% queueing of
incoming calls. Unit(s) shall require simple home-run wir-
ing. Unit(s) shall be flush or surface wall mounted or desk
mounted, using the appropriate backbox/housing. Unit(s)
shall be used with the BBF863 (flush backbox) or BBS863
(surface back box) or BBD905 (desk adaptor).
Unit(s) shall provide a contact closure to drive other external
devices at other locations (i.e. strobes, louder buzzers, etc.).
Unit(s) shall be used with the RM5000EX and/or CB901
series microprocessor intercom systems.
Contractor shall observe all local and national electrical and
Due to continuous product improvement, all colors, sizes, materials,
finishes and specifications are subject to change without notice.
DAD104 Digital Annunciator
The DAD104 Digital Annunciator Display Module is part of the
Ring Crisis Alert System. This system provides for supervised
lines from remote locations that are capable of being programmed
to annunciate a twelve (12) character alphanumeric message and
also show four (4) simultaneous call in the display at one time. All
other calls are kept in queue and can be retrieved in any order, by
scrolling up or down. The DAD104 will display the queue of calls
in a priority order from any of the eight (8) programmable call-in
levels. The DAD104 shall also provide a clock that will d