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VSP-V-2901
Issue 6
1 947301
V-2901
UNIVERSAL DOOR ANSWERING SYSTEM
INTRODUCTION
The V-2901 is a Universal Door Answering System
for use with any single line telephone, electronic or
1A2 key system, or PABX. These instructions
contain the specifications and information necessary
to install, operate, and maintain the Universal Door
Answering System.
SPECIFICATIONS
Purpose
Provides remote door answering from a telephone or
telephone system.
Applications
• Electronic Key Systems
• PABXs
• 1A2 Key Systems
• Stand Alone Systems
Refer to Figure 1 for a block diagram of a typical
installation.
Features
• Line key access from Electronic or 1A2 key
systems
• Loop trunk port access from PABX
• Dedicated single line telephone access
• Built in handsfree amplifier
• RJ11 modular connector for Tip and Ring
connections
• Power on LED
• Provides contact for electric strike plate
• Programmable door unlock codes (use with tone
dial telephones)
• Input for manual door unlock (push-button)
• Removable screw terminal blocks for all
connections
• Built in (30 Hz) ringing generator (with on/off
switch)
• Ringback tone for speaker
• Works with the Valcom V-1070A or V-1071
door plate speakers
• AC line powered
• Compatible with VPB-260 Battery Back-up
Capacity
• The V-2901 is a single talkpath unit
• Each V-2901 will drive up to 2 Valcom 45 Ohm
Talkback Speakers
Dimensions/Weight
• 8.6" H x 11.0" W x 2.3" D
(21.6cm H x 27.9cm W x 5.8cm D)
• 3 lbs. (1.36 kg)
Specifications
• Input Impedance: 600 Ohms
• Input Level: -10 dBm Nominal
• Output Impedance: 45 Ohms
• Ring Supply: 90VAC, 30 Hz
Interrupted 1 sec. on 4 sec. off