18
The Home Screen, displaying the Desert Aire logo, shows 2 items below it; the current
supply air temperature and the current unit status. The IAQ displayed in the upper right of
the screen indicates that the product series of the program installed in the controller is for
Indoor Air Quality. Below it, “Esc
4
Menu” indicates that if the
Esc
key is pressed, the
Main Menu will be displayed. On any other screen of this unit, pressing
Esc
will take you back
one screen.
Menu screens allow the user to select from a series of actions. The action that is capitalized
on the screen will be selected when the
ENTER
key is pressed. To cycle through the
selections on a menu screen, use the
UP
and
DOWN
keys.
If set points or selections can be altered on a screen, the
ENTER
key will cycle through those
items. Once the cursor is over an item, the
UP
and
DOWN
arrow keys will modify the setting.
Numeric values will require that the
ENTER
key be pressed to accept the value. An “ON” or
“OFF” selection will be altered as soon as the
UP
or
DOWN
keys are pressed.
To view the alarms from any menu, simply press the
ALARM
key. Press the
UP
and
DOWN
keys to display any active alarm. When an alarm is triggered, the red LED behind the
ALARM
key will light. This LED will remain on until the alarm is acknowledged. Alarm
acknowledgement and history instructions are shown on the main Alarm Screen. To escape
from the alarm screens, press the
Esc
key, and the Home Screen will be displayed.
Screens which display a small up arrow in the upper right and a small down arrow in the lower
right are part of a series of screens which can be accessed by pressing either the
UP
or
DOWN
arrow keys. If the operator has not pressed a key for an hour, the remote terminal will
return to the Home Screen.
2.2. Main Menu (Figure 5)
Figure 5
Pressing the
Esc
key from the Home Screen displays the MAIN MENU (Figure 5). This
menu allows the operator to select the STATUS MENU, Setpoint Menu, set a Temporary
Desert Aire - CM3500 Manual
Summary of Contents for CM3500 Series
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