User's Manual

EtherProx Entry Glossary
7. Glossary
Adapter Plate: A metal plate used to convert the reader from a European to a U.S.
electrical containment box standard.
Alarm event: Activities such as door held or door forced. A transaction report contains
alarm events.
Alarm sound device duration: The length of time the sounder will be active if a door held
or forced occurs.
Browser: A computer application, such as Internet Explorer or Netscape, which allows
Internet access and viewing of web pages.
Card event: Cardholder door access and rejects. A transaction report contains card
events.
Cardholder: A person to which a card number has been assigned.
Cat 5:An Ethernet cable supporting 100mbps, using either Unshielded Twisted Pair (UTP)
or Shielded Twisted Pair (STP).
Containment Box: A metal box used to contain wires and connectors for light switches,
sockets, or various other devices.
Crossover Cable: A cable with Transmit pin(s) on one end wired to Receive pin(s) on the
other. It is sometimes referred to as a “null modem cable.”
Decimal Format: The representation of a numerical quantity using digits 0-9 (base 10).
Door Control Unit (DCU): A door control unit that provides access control.
Door Control Unit System: The DCU system encompasses the entry door control unit,
the exit reader, and any peripheral devices, such as the DIU.
Door forced: A forced entry through a door. The door control unit detects a door-forced
condition when the Door Sense Monitor (DSM) activates without a valid card access or
REX.
Door held: A door held alarm sounds after a valid card access if the cardholder holds the
door open after the door open time expires.
Door Interface Unit (DIU): A device designed to connect to a door control unit, providing
additional inputs, outputs, and alarms.
Door open time: The length of time that the door can be open after a valid card access.
The door open time is sometimes referred to as the shunt time.
Door Override: A mode where the door is unlocked.
Door sensing input: An input that monitors the Door State Monitor (DSM) switch.
Door strike time: The length of time that the lock will be open after a valid card read.
Door State Monitor (DSM): A switch that indicates whether a door is open or closed.
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