Electrical locks are devices that keep the door locked, and open it only for authorized people electrically. They are important devices in security systems.
Locking devices are low voltage devices working on AC or DC: 12V or 24V.
The professionals … Read more
Read More »At a first glance, access control would be a card reader that unlocks a door. However, it is much more elaborated than any could imagine.
It sets all the door properties and behavior. It recognizes the door status and the … Read more
Read More »The access control systems consist of setting up means to filter the access of people to certain places.
This article is an overview of access control systems. It walks you through the ins and outs of the systems.
Its objective … Read more
Read More »Access control system is able to recognize door status and door events. It may be an alarm situation. In which case the system must send alarm signals. It also may be a normal situation. So, the system signals no event. … Read more
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Back in 2018, I was working in a big hotel downtown Montreal. The company I was working for was the security system provider for the hotel which consists in the video surveillance system and access control. While installing the control … Read more
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