CyberData 010935 Specifications download pdf (Page 17)

Installing the VoIP Intercom

Parts List

Operations Guide 930242G CyberData Corporation

2.2.2 Connecting a Device 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 2-7). The Intercom relay

contacts are limited to 1 amp at 30VDC. 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.

Figure 2-8. Auxiliary Relay Wiring Diagram

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.

GENERAL ALERT

VoIP Intercom

POWER SUPPLY

30 VDC @ 1A

MAX.

Switching Diode

High PIV UltraFast

Solid State

Mechanical

Relay

Controlled Device

Depending Upon

AC or DC rated

Output Contacts

Requirements

Power Source

AC or DC

Controlled Device

Such As

Electric Door Strike

Strobe Light

( )

OUT

Example of External Relay (not supplied)

Intercom PCB

Auxiliary Relay Wiring Contacts

1 2 ... 12 13 14 15 16 17 18 19 20 21 22 ... 61 62

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CyberData 010935 Specifications Page 17

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