ASL INTERCOM BS 216 Manual de usuario descargar pdf (Pagina 7)

VOX – Transmit mode enabled by an audio detec-

tion circuit on the wired intercom. The VOX circuit

includes a special frequency contouring circuit for

the human voice, with attack and release times

adjustable on the PS 155 front panel.

CALL – Transmit mode enabled by pushing

any CALL button on connected intercom units.

All audio present at the wired intercom will be

broadcast into the wireless system. Buzzers of all

connected stations are automatically disabled in

this mode.

Power Supplies

PS 289 2-channel Power Supply

The PS 289 is a 2-channel Power Supply housed in

a 1U metal case. It provides power and all neces-

sary features for a 2-channel communications

system comprising up to 20 Pro Series Beltpacks or

10 Pro Series Speaker Stations. Individual volume

controls are provided for each of two AUX inputs.

The PS 289 also features MIC Mute, BUZZER Mute,

System Link, and DC Input.

PS 285 2-channel Booster Power Supply

The PS 285 2-channel Booster Power Supply

functions as an auxiliary 2-channel Power Supply

should the main Power Supply be insucient to

drive the required number of user stations. The

unit is placed in the network to feed a dedicated

group of user stations; powering is sucient for

20 Pro Series Beltpacks or 10 Speaker Stations. The

PS 285 also features a remote controlled Standby

mode.

PS 680 6-channel Power Supply

The PS 680 is a 6-channel Power Supply with all

features necessary for a 6-channel communication

system using Pro Series Beltpacks and Speaker

Stations. Power capacity allows use with up to

40 beltpacks and 20 Speaker Stations. A front

panel matrix enables independent assignment

of two AUX program inputs to any or all intercom

channels. In addition to global MIC and BUZZER

Mute switches, the PS 680 provides a 25-pin D-sub

connector on the rear panel for connection to an

external switch box with push-buttons for remote

MIC or BUZZER mute on each channel indepen-

dently. Individual volume controls are provided for

each of two AUX inputs. AUX inputs (Mic or Line

level).

Interfaces

PS 260/T 2-channel 4-Wire Interface

The PS 260/T 2-channel 4-Wire Interface enables

connection of an ASL Pro Series intercom sys-

tem to external audio equipment or to a 4-wire

intercom system. Fixed 4-wire systems can be

temporarily extended with ASL intercom stations,

or a 4-wire TV camera intercom can be connected

directly to an ASL network. Other applications

include injection of external audio signal directly

into the ASL intercom channels, or monitoring of

the intercom signals by recording devices or pa-

ging systems.

PS 150 1-channel Telephone Interface

The PS 150 1-channel Telephone Interface con-

nects an ASL Pro Series intercom with a telephone

or 2-wire system. It enables communication

between an ASL intercom network and a standard

telephone, or between two ASL intercom net-

works via a telephone line.

PS 155 Wireless Interface

The PS 155 is a 1-channel audio interface for con-

necting simplex wireless intercom systems (PTT

wireless intercom i.e. Motorola, Kenwood) to all

ASL Analog Intercom systems.. Special attention

has been paid to ease of operation, enabling users

to expand a wired ASL intercom with a locally ap-

proved wireless intercom subsystem.

Three modes are available to switch between send

and receive, selectable on the front panel. The

modes are:

PTT – Transmit mode enabled via an external

switch connected to the PS 155.

Pro Series Power Supplies are designed to provide the required DC voltage needed to power for Pro

Series Beltpacks or Speaker Stations. Three dierent Power Supply models are oered to t the needs of

various intercom system congurations with either two or six channels. All are housed in rugged, 1U rack-

mount frames. Three Pro Series Interfaces are available that aord maximum exibility in system congu-

ration, and also maintain seamless compatibility with existing communication and auxiliary systems.

Pro Series Power Supplies and Interfaces

PS 155 Wireless Interface

PS 150 1-channel Telephone Interface

PS 680 6-channel Power Supply

PS 260/T 2-channel 4-Wire Interface

PS 289 2-channel Power Supply

PS 285 2-channel Booster Power Supply

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