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01 = Descriptor
This option is used to assign a name of up to 9 characters to each of the readers. This name is
assembled from the character set and/or library options. On selecting the Descriptor parameter
the currently assigned name is displayed on the top line - an underscore shows where the next
character will be positioned, and a selection of the alphabet is shown on the bottom line - the
cursor flashes on the letter L.
Press the * key to erase the characters already assigned to the name.
The A> or <B keys can be used to move the alphabet left or right until the required character is
positioned underneath the flashing cursor. When the required character is in position press the
ent key to copy the character to the description in the top line. Repeat this procedure to
assemble the required Descriptor.
02 = Relay Duration
This is the period, following the user card swipe, that the reader relay is activated allowing a
door strike to be unlocked and the door to be opened without creating an alarm. The reader relay
de-activates as soon as the door contact opens or the Open Timeout occurs.
On entering the Relay Duration parameter, the current value is displayed; assign the required
time within the range 0 – 60 seconds, the default time is 5 seconds. Press the ent key to save the
programming and return to the previous menu level.
NOTE: Pressing the A> key increases the time by one second increments, the <B key decreases
the time in one second decrements.
03 = Open Timeout
This is the period, following the user card swipe, that the door can remain open when gaining
access. If the door remains open longer than the period assigned to the Open Timeout, then an
alarm occurs.
NOTE: If the Open Timeout is programmed as 0 seconds, then the door can remain open
indefinitely without resulting in an alarm being activated.
On entering the Open Timeout parameter, the current value is displayed; assign the required
time within the range 0 – 60 seconds, the default time is 10 seconds. Press the ent key to save
the programming and return to the previous menu level.
NOTE: Pressing the A key increases the time by one second increments, the B key decreases the
time in one second decrements.
04 = Group Config
The groups option allows each DCM readers to be allocated to a particular group (s).
1 = Alarm Group
On selecting the Alarm Group option, the group currently allocated to the DCM reader is
displayed. Pressing the group number toggles the group assigned to the reader. The reader
does not allow access through the door when the group is set. a user must have this group
assigned to them in order to gain access at this door.
Multi-group Systems
Larger GX-Series panels have 32 groups; these are displayed on the DCM reader in block of
8 groups, sub-divided into A, B, C and D. Use the A> or <B key to move between the group
blocks; press keys 1 – 8 to assign the relevant groups in each block to the DCM reader.
When the required groups have been assigned to the user, press the ent key to accept the
programming and return to the previous menu level.
2 = Group Restrict
Each DCM reader can be assigned selected groups using the Group Restriction option. This
group restriction affects the operation of the DCM readers for both access and card held
functions. A card can only be used at a reader if there are common groups between them.
GX-Series Control Panel Installation and Setup Guide
6-129
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