Using The On-Board Relay - CyberData 011414 Operation Manual

2.3.4 Using the On-Board Relay

The device has a built-in relay that can be activated by a web configurable DTMF string that can be
received from a VoIP phone supporting out of band (RFC2833) DTMF as well as a number of other
triggering events. See the
This relay can be used to trigger low current devices like LED strobes and security camera input
signals as long as the load is not an inductive type and the relay is limited to a maximum of 
1 Amp @ 30 VDC. Inductive loads can cause excessive "hum" and can interfere with or damage the
unit's electronics.
This relay interface also has a general purpose input port that can be used to monitor an external
switch and generate an event.
For more information on the sensor options, see the
interface.
Operations Guide
Warning
Electrical Hazard:
according to all local electrical and building codes.
GENERAL ALERT
Warning
Electrical Hazard:
and momentarily closed configuration. Neither the alternate power input nor PoE
power can be used to drive a door strike.
GENERAL ALERT
Warning
Electrical Hazard:
Any use of this relay beyond its normal operating range can cause damage to the
product and is not covered under our warranty policy.
GENERAL ALERT
Device Page
Installing the SIP-enabled h.264 Video Outdoor Intercom with Keypad
This product should be installed by a licensed electrician
The relay contacts are dry and provided for a normally open
The relay does not support AC powered door strikes.
on the web interface for relay settings.
Sensor Configuration Page
931338B
Intercom Setup
on the web
CyberData Corporation
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