CyberData VoIP Intercom - Manual (Page 15)

Installing the VoIP Intercom
Intercom Setup
Operations Guide 930181B CyberData Corporation
7
2.2.2 Connecting a Device to the Relay
A normally open relay is provided to enable users to switch on an auxiliary device like a door
buzzer (see
Figure 2-4 ). The relay contacts are limited to 1 amp at 30VDC. The relay on 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. See
Section 2.3.3, "Set up
the Intercom" .
.
2.2.3 Identifying the VoIP Intercom Connectors
See Figure 2-5 , Figure 2-6 , and Table 2-2 to identify the connectors and functions.
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
GENERAL ALERT
GENERAL ALERT