Specifications

Scrolling Marquee -- This device is the keypad imer-
face used to access the control information, read sensor values,
and test the unit. The Scrolling Marquee is located in the main
control box and is standard on all units. The Scrolling Marquee
display is a 4-key, 4-character, 16-seglnent LED (light-emitting
diode) display module. The display also contains an Alarm Sta-
res LED. See Fig. 1. The display is easy to operate using 4 but-
tons and a moup of 11 LEDs that indicate the following menu
structures:
Run Status
Sel_TiceTest
Temperatures
Pressures
Set points
Inputs
Outputs
Configuration
Timeclock
Operating Modes
Alarms
Through the Scrolling Marquee, the user can access all of
the inputs and outputs to check on their values and status, con-
fi_re operating parmneters plus evaluate the current decision
stares for operating modes. The control also includes an alarm
history which can be accessed fioln the display. In addition,
through the Scrolling Marquee, the user can access a built-in
test routine that can be used at start-up comlnissioning and to
dia_ose operational problems with the unit.
Fig. 1 -- Scrolling Marquee
Accessory Navigator TM Display-- The accessory
hand-held Navigator display can be used with the 48/50PG
units. See Fig. 2. The Navigator display operates the same way
as the Scrolling Marquee device. The Navigator display is
plugged into the LEN port on either TB2 or the ECB board.
Operation -- All units are shipped tiom the factory with
the Scrolling Marquee display, which is located in the main
control box. See Fig. 1.In addition, the Col_/brtLink TM control
also supports the use of the handheld Navigator display.
Both displays provide the user with an interface to the
ComJbrtLink control system. The displays have [] and []
arrow keys, an _ key and an _ key. These
keys are used to navigate through the different levels of the dis-
play structure. The Navigator and the Scrolling Marquee oper-
ate in the same manner, except that the Navigator display has
multiple lines of display and the Scrolling Marquee has a single
line. All further discussions and exmnples in this document will
be based on the Scrolling Marquee display. See Table 2 for the
1rlenu strllcture.
The four keys are used to navigate through the display
structure, ,ahich is organized in a tiered mode structure. If the
buttons have not been used for a period, the display will default
to the AUTO VIEW display category as shown under the RUN
STATUS category. To show the top-level display, press the
key until a blmlk display is shown. Then
and [] arrow keys to scroll through the top-level
categories. These are listed in Appendix A and will be indicat-
ed on the Scrolling Marquee by the LED next to each mode
listed on the face of the display.
When a specific mode or sub-mode is located, push the
key to enter the mode. Depending on the mode, there
may be additional tiers. Cominue to use the [] and [] keys
and the _ keys until the desired display item is found.
At any time, the user can move back a mode level by pressing
the _ key. Once an item has been selected the display
will flash showing the item, followed by the item value and
then t;_llowedby the item units (if any).
Items in the Configuration and Selwice Test modes are
password protected. The display will flash PASS and WORD
,ahen required. Use the _ and arrow keys to enter the
timr digits of the password. The default password is 1111.
Pressing the _ and _ keys simultaneously
will scroll an expanded text description across the display iMi-
cating the full meaning of each display point. Pressing the
and _ keys ,ahen the display is blank
(MODE LED level) will return the display to its delhult menu
of rotating AUTO VIEW display items. In addition, the pass-
word will need to be entered again beli_re changes can be made.
ChanNng item values or testing outputs is accomplished in
the stone manner. Locate and display the desired item. If the
display is in rotating auto-vie,a; press the _ key to stop
the display at the desired item. Press the _ key again so
that the item value flashes. Use the arrow keys to change the
value of state of an item and press the _ key to accept
it. Press the _ key and the item, value or units display
wilt resume. Repeat the process as required for other items.
Depending on the unit model, factory-installed options and
field-installed accessories, some of the items in the various
Mode categories may not apply.
Fig. 2 -- Accessory Navigator Display