High security tubular locks are also commonly found on doors and are most suited for new post-1950’s pre-drilled doors. Today, these are still challenging to lock pickers and burglars, and therefore are used in the gambling industry for slot machines. However, manufacturers such as Ace, the Van Lock company and Illinois Lock company, continued to manufacture different variations of the tubular lock concept. This led to a decline in the consumer market for tubular locks and keys. In the 1980s, this was challenged by advancements in lock manufacturers, as well as locksmiths becoming familiar with their certain weaknesses. In the 1960’s and 1970’s, tubular locks were recommended as high security locks for apartments and houses. The tubular lock uses a basic pin tumbler system but has a few differences, with the shape of the key being circular and open in the centre, with grooves cut into the outsides of the circular shape. Tubular locks are a smaller version of a morticed lock and are very budget friendly, making them ideal for home and door use. They are ideal for business owners who want to secure their valuables, but also for theft and vandalism prevention, public safety and protection against unauthorised entrance to buildings and machines. It became popular in 1933 by the manufacturer Chicago Lock Company, and has since been widely used with commercial products, such as computers, bicycle locks, ATM’s, glass display cabinets in stores, vending machines and elevators. Typical applications include Hospitals, Office Spaces, Schools, Industrial Sites, Government Building’s, and Places of Assembly.A tubular lock is also known as a radial lock, barrel key, Ace lock or a circle pin tumbler lock where there are a variety of pins (between 4-10), arranged in a circular pattern with the matching key in a tubular or cylindrical shape, which led to being referred to as circular key lock. To carry current to the door, use the PDEPT Power Transfer. If local jurisdictions require the device to be interconnected with the buildings fire alarm system, add the PDFA. If battery backup is required for keeping the latch retracted during a power failure, add the PDBB. EL devices require a special “booster”* power supply – one PDPS12/24 UL Listed power supply equipped with one PD2ZONE controller board can operate one or two EL devices. The PD9200EL exit devices can be applied to card readers, toggles, key switches, pushbuttons, and fire alarm systems. Power consumption is automatically adjusted after the latch is retracted and the device can remain unlocked all day if so desired. These devices have a powerful 24V solenoid that retracts the latch and keeps it retracted until power is interrupted. Exit Devices The PD9200 Electrified Latch (EL) Series exit devices combine life safety with the convenience and security of electronic access control systems.Typical applications include Hospitals, Office Spaces, Schools, Industrial Sites, Government Building’s, and Places of Assembly.
0 Comments
Leave a Reply. |
AuthorWrite something about yourself. No need to be fancy, just an overview. ArchivesCategories |