Camera - Alarm Out connected to a generic Relay Module

Applies to all Network Cameras with Alarm Out. 

The Alarm Output connection on modern Network Cameras is not a contact closure but a voltage level change.

Below, please find a diagram of the circuit needed to create a relay operated closure.


A easier solution would be to utilize a  ready made relay module available in many different versions similar to the ones below pictured

SainSmart 4-Channel Relay Module1_channel_relay_Module_Board.jpgblobid0.jpg

Besides the relay module, a DC power-supply may be needed

Copyright © 2021 Hanwha Techwin America.
All rights reserved