Specifications

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SPECIFICATIONS (CONTINUED)
d. Alarm Indicator - When alarms are active from areas other than the current screen, the area of the
alarm shall flash red on the Screen Zoom icons. If both an alarm and a pending call are active at
the same time in an area, then the respective area shall flash red.
e. Zoom - To move to another part of the facility, the operator can simply zoom to it (if the
touchscreen station is configured to do so). Zooming or paging to a new screen and the status
indicators on the screen shall be instantaneous. When an alarm condition occurs in an area that is
not currently displayed, the touchscreen will present this information to the operator at specific
stations. This information includes the status of doors in other areas, duress alarms, panic alarms,
emergency log-off and other conditions desired by Harris County.
10. Panel Control - Disable - Pressing this icon will immediately disable all functions of that remote
control Touchscreens. Control will be transferred to Central Control.
11. Panel Control - Silence - Pressing this icon will silence the audible annunciators used to indicate a
violated door, staff station request, or any other alarm.
12. Panel Control - Reset - Pressing this icon will cancel any Door Breach/Violation condition and/or any
active menu. Reset does not affect communications calls.
13. Other Indications:
a. Provide Status or health indication for each device/icon. If a touchscreen loses communication
with a field device, a red “X” shall appear on the upper left corner of the icon indicating to the
operator that communication has been lost to that device. This is a “per device” feature.
b. Group control is accomplished via icons located on the touchscreen station. Group control shall
be active for Door Control functions.
c. Interlocks: Where two or more doors with electric hardware form a sallyport or where interlocks
between hardware sets are indicated on the plans or specs, or will be specified by Harris County
or engineer at the time of graphic panel/touchscreen submissions, the operation of the individual
hardware sets shall be as follows: The controls will allow only one of the hardware sets to be in
the non-secured condition at any given time unless the interlock bypass function is activated. The
officer must press the interlock override icon prior to unlocking a door, via the Unlock icon in the
Door Control menu area, to defeat the interlock. When the interlock override icon is pressed, the
warning dialog box will warn of the override condition and allow the operator to proceed or
cancel the request. The area around the interlock override icon will flash and continue to flash
until it is reset by again pressing the interlock override icon.
A yellow background behind the icon will illuminate whenever any other door of that
interlock group is unlocked or unsecured.
Attempting to unlock a door that is interlocked will cause an Information Dialog box to
appear indicating the door cannot be opened because of the interlock condition.
The Reporter/Logger shall record to disk all interlock override activities.
d. Capability for Emergency Evacuation Operations: Located on selected touchscreens are icons
labeled as Emergency Release. When pressed, a warning dialog will be displayed explaining the
consequences of proceeding with the evacuation and offers directions for theoperator. The
operator shall be able to see all doors which will be evacuated as they will be highlighted in red.
Proceeding with the Emergency Release will open all the associated doors and cause an
emergency tone to be sounded at the touchscreen.
The background around the Emergency Release icon shall flash red and the DVS shall
continuously sound an Emergency Evacuation tone.