An electronic relay is an electromagnetic switch operated by an electrical signal from an outside source, then opens or closes a circuit. We use very often relays in security systems.
In this article we will show you
The security systems wiring is about data transmission and powering devices. The installed equipment and data quality determine the cable to use. Also the distance of cabling
Even though security devices call for low voltage current (24V or 12V), the … Read more
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ONVIF stands for Open Network Video Interface Forum. It is an organisation started in 2008 by Axis communication, Bosch and Sony. Its purpose is to create standards interfaces for effective interoperability of IP based security products. Therefore, different products of … Read more
Read More »One of the most aspects of access control is Access cards and the card readers. If you approach your card near the reader, it would open the door and give you access to some places.
If you have been using … Read more
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