Connecting A Device To The Auxiliary Relay - CyberData 011030 Operation Manual

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
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
Example of External Relay (not supplied)
Controlled Device
Such As
Electric Door Strike
or
Strobe Light
AC or DC
Power Source
See Figure 2-6
Operations Guide
Warning
Electrical Hazard: The VoIP Intercom enclosure is not rated for any AC voltages.
GENERAL ALERT
Warning
Electrical Hazard: This product should be installed by a licensed electrician
according to all local electrical and building codes.
GENERAL ALERT
Warning
Electrical Hazard: To prevent injury, this apparatus must be securely attached to
the floor/wall in accordance with the installation instructions.
GENERAL ALERT
The three digit code for the auxiliary relay must be sent in conformance with RFC2833
DTMF generation.
Figure 2-5. Auxiliary Relay Wiring Diagram
High PIV UltraFast
Solid State
Switching Diode
or
Mechanical
Relay
OUT
IN
Output Contacts
AC or DC rated
Depending Upon
Controlled Device
Requirements
and Table 2-2 to identify the connectors and functions.
+
-
DC
POWER SUPPLY
( MAX. )
30 VDC @ 1A
Auxiliary Relay Wiring Contacts
930260D
Installing the VoIP Indoor Intercom
Parts List
Figure 2-4). The Intercom relay
Intercom PCB
6
VoIP Intercom
5
4
3
2
1
CyberData Corporation
8