Single-door, standalone access control devices are actually far less complicated than the elaborate industry parlance describing them would imply. All such systems have two characteristics in common. They are mechanically or battery-operated and autonomous. What could be simpler than that?
“There are two stratums of standalone products currently available in the marketplace,†explains Chris Nieshalla, marketing manager for IR Security and Safety, Carmel, Ind. “The first is represented by the pure and basic type of system often deployed on storeroom doors and other low-level security portals.