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"Oil-Less" Scroll Laboratory Air
Appendix C: TotalAlert Embedded Control System
C.2.12 5.7" Settings Screen
Figure C.14 Settings Screen
The settings screen (Figure C.14) allows the
selection of various sub screens that pertain to
system confi guration data. All value/adjustment
changes are password protected.
•
Pressure/Vacuum – Allows the adjustment of
system pressure or vacuum operating range.
•
Audible – Allows the horn to re-initiate if an
alarm or shutdown event has not cleared, but
the horn was silenced. The allowable values
for re-initiate time are never, 15 min, 30 min, 1
hour, 8 hours, and 24 hours.
•
Language – Allows the choice of pre-defi ned
display language.
•
Units – Allows the display units to be displayed
and changed.
•
Model – Displays the pertinent system model
information.
•
Date/Time – Allows the date/time to be
displayed and changed.
•
Network – Allows the network (IP address, etc)
to be displayed and changed.
•
General – Allows the miscellaneous general
information to be displayed and changed.
4107 9006 25.11
C.3 PCB2 (3.5" Display Controller)
C.3.1 Basic Software Architecture
The primary purpose of PCB2 is to drive the LCD
display for the 3.5" Unit screen. Its other functions
include the following.
1. Communicate to the Pump Controller Board
(PCB4) via a RS-485 bus to relay commands
from the touch screen interface and display
messages from the pump controller.
2. Interface to the 3.5" Display touch screen to
interpret the user interaction.
3. Accept new fi rmware via the Ethernet jack when
connected to a PC confi gured with genuine
BeaconMedaes software for reprogramming.
C.3.2 3.5" User Interface for Source Systems
Figure C.15 Unit Screen
The primary unit screen user interface (Figure C.15)
is displayed on a 3.5" 240 x 320 pixel display. The
interface is designed such that any information can
be accessed with a minimal amount of touches by
the user.
The 3.5" screen is divided into two main areas –
the top portion above the toolbar which changes
depending on the icon selected on the toolbar
and bottom portion which contains the toolbar
(Figure C.16) and is visible on most screens.
C-8
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Troubleshooting
