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LAN An acronym for Local Area Network. LAN refers to a network of computers located within a relatively small area such as a home, a building, or a group of buildings. LANs can be connected to other LANs to form a Wide Area Network (WAN). |
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Latching The manual use of electronic access control credential in which one credential read causes a lock to unlock and a second read locks the lock. The lock changes state only after a credential is read. |
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LED Light Emitting Diode (a small lamp). |
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Local Relay The communication occurring between an input device and an output on a control panel. |