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Installing the VoIP V3 Outdoor Intercom with Keypad

Intercom Setup

Operations Guide 930522C CyberData Corporation

2.3.2 Connecting the Intercom to the Auxiliary Relay

The VoIP Intercom incorporates an on-board relay which enables users to control an external relay

for activating an auxiliary device such as an electric door strike (see

Figure 2-4, "Auxiliary Relay

Wiring Diagram").

The Intercom relay contacts are limited to 1A at 30 VDC. The Intercom relay activation time is

selectable through the web interface and is controlled by DTMF tones generated from the phone

being called. The DTMF tones are selectable from the web interface as well.

Note The three digit code for the auxiliary relay must be sent in conformance with RFC2833

DTMF generation.

Warning

Electrical Hazard: The VoIP Intercom enclosure is not rated for any AC

voltages.

Warning

Electrical Hazard: This product should be installed by a licensed electrician

according to all local electrical and building codes.

Warning

Electrical Hazard: To prevent injury, this apparatus must be securely attached

to the floor/wall in accordance with the installation instructions.

Warning

Electrical Hazard: The relay contacts are dry and provided for a normally open

and momentarily closed configuration. Neither the alternate power input nor

PoE power can be used to drive a door strike.

GENERAL ALERT

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