DWEX DIGITAL LOUD-SPEAKING EXPLOSION PROOF CALL STATION
User Manual
page 8/40 armtel.com
© Armtel info@armtel.com
Incorporated into the digital communication systems the DWEx can provide the
following functions:
– Direct loud speaking simplex communication with integrated speakers,
microphone and programmable keys with LED indication;
– Loud speaking voice communication in “half-duplex” mode with duplex devices
like telephone sets;
– Group call using the programmed keys;
– Public address and General Alarm voice announcement for multiple zones;
– Launch and broadcast of alarms, alerts and other pre-recorded messages for single
subscribers and a group of subscribers;
– Processing of connections priority with indication of the second incoming call;
– Indication of the subscribers state on direct keys (incoming and outgoing
connections, busy signaling, second incoming call and unanswered call);
– Indication of a malfunction on the call keys of the associated device when there
is no communication with this unit;
– Translation of incoming audio messages through an auxiliary amplifier and an
external speaker;
– Control of external alarm using the built-in relay.
The complete structure of DWEx functions performed, their implementation and
configuration features may differ depending on the type of the communication system, its
configuration and software version. DWEx programming is executed using the DCN, IPN or
system administrator's software. Description of the features of DWEx application in the
systems IPN 1.1 and DCN, as well as programming techniques are given in the operational
documentation for these systems.
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