Valcom V2904 Especificaciones descargar pdf (Pagina 2)

E-Key

C.O.Line

Position

V-2904

Universal

Four Door

nswering

System

Doorplate

Speaker

with

Pushbutton

Up to 4

Locations

FIGURE 1 - SIMPLIFIED BLOCK DIAGRAM OF A TYPICAL INSTALLATION

Power

Supply

Features

 Compatible with PABX, E-Key and 1A2

telephone

 Switch selectable - loop or ground start access

 Provides handsfree talkback to four separate

locations

 RJ11 modular connector for Tip and Ring

connections

 Power ON LED

 Provides contacts for up to four circuits

 Programmable options:

Programming access code

Ring Pattern

Station Identification

Activate lock relay

Duration of lock relay activation

Time door can remain open after unlock

(exit delay time)

Entry delay time

Number of ring cycles

Disable station alarm

Alarm disable code

Station alert tone

 Input for manual door unlock (push button)

 Built-in 30Hz ring voltage generator with on/off

switch

 Ringback tone to speaker

 Calls can be placed On Hold

 Call waiting

 One-way all call with volume control

 Background music input with volume control

 Speaker to phone volume control

 Phone to speaker volume control

 Simultaneous calls placed in queue

 Dial tone

 Confirmation tone

 Compatible with tone dial phones

 Works with Valcom V-1072A doorplate speaker

or other Valcom one-way or talkback speakers.

 Compatible with VPB-260 battery backup

Dimensions/Weight

Dimensions: 8.60" H x 11.00" W x 2.30" D

(21.84cm H x 27.94cm W x 5.84cm D)

Weight: 3.1 lbs. (1.41 kg)

Nominal Specifications

Input Impedance: 600 Ohms

Input Level: -10dBm Nominal

Output Impedance: 45 Ohms

Ring Supply: 90VAC, 30Hz

Suitable for REN of 5.0

Power Requirements

Power Supply: -24VDC filtered

600mA minimum

Environment

Temperature: 0 to 40°C

Humidity: 0 to 85% (non-precipitating)

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Valcom V2904 Especificaciones Pagina 2

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