Valcom V2901A Especificaciones descargar pdf (Pagina 2)

2

Features

 Compatible with PABX, E-Key and 1A2

telephone systems

 Switch selectable - loop or ground start access

 Provides handsfree talkback

 RJ11 modular connector for Tip and Ring

connections

 Power ON LED

 Provides door unlock contacts

 Programmable options:

Programming access code

Ring pattern

Activate lock relay

Duration of lock relay activation

Time door can remain open after unlock

(exit delay time)

Entry delay time

Duration of ringing

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

 Background music input with volume control

 Speaker to phone volume control

 Phone to speaker volume control

 Confirmation tone

 Compatible with tone dial phones

 Works with Valcom V-1072A doorplate speaker

or other Valcom talkback or doorplate speakers

 Compatible with VPB-260 battery backup

Dimensions/Weight

 8.60"H x 11.00"W x 2.30"D

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

 3.0 lbs. (1.36 kg)

Nominal Specifications

Input Impedance: 600 Ohms

Input Level: -10dBm Nominal

Output Impedance: 45 Ohms

Ring Supply: 90VAC, 30Hz

Power Requirements

Power Supply: -24VDC filtered

600mA minimum

Environment

Temperature: 0 to +40°C

Humidity: 0 to 85% (non-precipitating)

Components

The following equipment is recommended when

using the V-2901A:

 1 - V-2901A Universal Door Answering System

 1 - C. O. Line Position (Electronic Key

System); or

 1 - Loop Trunk Position (PABX); or

 1 - 400 type line card (1A2 key)

 1 - Dedicated single line phone*

 1 - Valcom Doorplate Speaker**

 1 - VP-624B Power Supply

E-Key

C.O.Line

Position

V-2901A

Universal

Door

A

nswering

System

Doorplate

Speaker

with

Pushbutton

SIMPLIFIED BLOCK DIAGRAM OF A TYPICAL INSTALLATION

FIGURE 1

Power

Supply

1 2 3 4 5 6 7 ... 11 12

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