Freezer User's Manual

Navigation Operator’s Guide to Using the E2 • 12-7
screen, allowing you to change their contents and/or select
them to perform other functions like viewing logs/graphs
or setting alarm parameters. The E2 includes arrow keys
for the user to easily navigate the cursor around each
screen. Areas can be accessed for detailed information and
certain functions by guiding the cursor with the arrow
keys.
The Tab Key
When an E2 screen is split into multiple areas (like the
default Main Status screen), the Tab
 key moves the
cursor to each section of the current screen. The border
around each section is highlighted by the cursor so the
user will know which section the cursor is on.
The Enter Key
Pressing the  key from the Home screen or any
application status screen will pop up the Actions Menu. If
an option is highlighted when
 is pressed, that high-
lighted option is selected. Pressing
 on an applica-
tion summary screen will bring you to the status screen of
that application.
Keypad
• The Help  key opens a pop-up window con-
taining either information about the screen or menu
you are currently on, or information about the input,
output, or setpoint you have highlighted with the
cursor (if available). After the Help
 key has
been pressed,  will open the General Help
menu containing Troubleshooting options. Press the
 and  keys together at any time to open
General Help.
• The Alarms
 key displays the alarm advisory
log that shows all the current alarms in the E2.
• When the Home
 key is pressed from any
location, the Home screen opens.
• When the Menu
 key is pressed from any
location, the Main Menu opens.
• The Back
 key will take you to the previous
screen.
Pressing
 from an application status screen,
Home screen, or Input/Output Status screen brings up the
Key RX and BX Function Description
 PREV TAB Moves backward one
screen
 NEXT TAB Moves forward one
screen
 EDIT Opens the Edit Menu
box
 STATUS, OVER-
RIDE, or LOOK UP
Opens the Detailed
Status screen, Opens
the Override Update
screen, or Look Up
Tables
 SETUP, or
CANCEL
Opens the Setup
screens, or Cancels
an operation
Table 12-5
- Function Keys for Setup Screens
Key RX Function BX Function
 SUCTION GROUP AHU
 CONDENSERS ZONES
 STANDARD and CASE
CIRCUITS
LIGHTING
 SENSOR CONTROL,
POWER MONITORING
SENSORS
 SETUP, CANCEL SETUP, CAN-
CEL
Table 12-6
- Function Keys for Status Screens
Key Function

The Help key opens the Help menu

The Alarms key opens the Alarms Advi-
sory Log

The Home key opens the Home screen

The Menu key opens the Main Menu

The Back key moves you back to the
previous screen
Table 12-7
- Icon Function Keys