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Maglocks can also be installed vertically in the door opening when they are furnished with a full length housing. With this configuration the armature is through-bolted through the door and oriented to mate with the face of the electromagnet.
One type, called "delayed egress magnetic locks", will not allow the door to open immediately. This delay reserves time for security personnel to get to the door before the door opens. The lock will also release if there is a fire alarm or power failure , but otherwise these locks hold the exit doors shut.
Modern time delay combination locks can have many functions such as multiple different codes, pre-set time lock settings (open and close times), pre-set vacation times (e.g. Christmas Day), dual code facility, and a full audit trail providing a detailed record of the lock history showing who opened the lock, when and how long it was open.
A magnetic keyed padlock A magnetic keyed padlock. A magnetic keyed lock or magnetic-coded lock is a locking mechanism whereby the key utilizes magnets as part of the locking and unlocking mechanism.
An electromagnetic door holder (electromagnetic door holder and release or hold-open device, sometimes informally called a mag hold open or electric doorstop) is a simple electromechanical mechanism which can be used to hold a fire door or security door open until given a signal to release.
The most basic type of electronic lock is a magnetic lock (informally called a "mag lock"). A large electro-magnet is mounted on the door frame and a corresponding armature is mounted on the door. When the magnet is powered and the door is closed, the armature is held fast to the magnet. Mag locks are simple to install and are very attack ...
Secutron Fire Alarm Control Panel. Secutron Inc. is a manufacturer of engineered fire alarm systems supported by a global network of authorized Engineered Systems Distributors.
Entrance to HM Prison Edinburgh. A mantrap, security mantrap portal, airlock, sally port or access control vestibule is a physical security access control system comprising a small space with two sets of interlocking doors, such that the first set of doors must close before the second set opens.