C-12
“Oil-Less” Scroll Laboratory Air
4107 9006 25.11
Appendix C: TotalAlert Embedded Control System
C.4 Password Access
Figure C.24 Password Screen
The TotalAlert Embedded control system contains
items that can be changed or adjusted. Before
making any changes on the system or unit screens,
a password prompt appears. A proper password
must be entered before adjusting the control
system. See Figure C.24.
The password for the Scroll Laboratory Air System
is “121212”. After entering the password, the
password remains valid for approximately ten
minutes or until the unit resets itself to the default
display screens. Reentering the password after
“timing out” allows the user to continue making
system adjustments.
C.4.1 Main Screen Password Items
On the 5.7” main screen, several screens allow
adjustments with the proper password.
• Maintenance - Resetting a Service Activity: A
service notifi cation activates when a service
item is past due. Upon completion of the
past due service activity, reset the service due
counter by pressing the item on the service
screen, selecting update, and entering the
password when prompted.
• Maintenance - Testing the System Alarms: The
Testing button allows the operator to create
an Alarm or Shutdown condition to test the
complete alarm network. See section C.5 for
additional information.
• Settings - Pressure: Adjust system “Max” and
“Min” operating pressure settings within a
factory-set range of pressures.
• Settings - Horn: An option is available to
reinitiate the horn during an alarm/shutdown
event. The operator can elect to have the horn
reinitiate after a set period of time after the
silencing of the horn.
• Settings - Language: The operator can select
from the language options available on the
system.
• Settings - Display Units: The operator can
select preferences for the display of pressure,
dew point, and other temperatures.
• Settings - Date and Time: Ensure the correct
date and time for the system, as this impacts
history log reporting.
• Settings - Network Confi guration: Confi gure
how the system operates remotely within the
existing facility network.
• Settings - General Options: Select method for
displaying alarms/shutdowns. Operator can
change the timer setting for sleep mode on the
screens.
C.4.2 Unit Screen Password Items
In the Service section of the Unit screens, the
operator can create alarm or shutdown conditions
to test the complete alarm network. See section
C.5 for additional information.
