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Navigation Operator’s Guide to Using the E2 • 12-5
defrosting can be initiated from the Actions Menu box by
pressing the
key from the Home screen or any sta-
tus screen. When you press the Enter key, only the options
that are appropriate to the current field and application will
be displayed; all others will be hidden.
For example, if Enter is pressed when a circuit is high-
lighted, the Actions Menu would display all available
options for that circuit, such as Manual Defrost, meaning
that by selecting Manual Defrost the Manual Defrost
screen would come up for that particular circuit.
12.4.2 Screen Types
Summary Screens
Summary screens let you view status information for
multiple applications of the same type. For example, (Fig-
ure 12-9) is the Circuits Summary screen in the E2 RX
controller. This screen shows the name, state, temperature,
setpoint, alarm, refrigeration, and defrost information for
all defined standard and case control circuits displayed. To
see a more detailed status when on an application sum-
mary screen, highlight the desired application from the list
with the arrow keys and press
. This will take you to
the Status screen.
Status Screens
Status screens are real-time views of application func-
tions. They show the current status of all outputs, the cur-
rent values of all inputs, and other important data such as
control setpoints, run times, and whether or not bypasses
or overrides are active.
Each status screen is specially designed to provide a
concise at-a-glance view of how one or more systems are
functioning.
Setup Screens
The Setup utility is the interface used to change set-
Figure 12-7
- Example Actions Menu for Standard Circuit
Figure 12-8 - Example Actions Menu for Suction Group Value
Figure 12-9 - Summary Screen (RX-400 Version Shown)
Figure 12-10 - Status Screen (RX-400 Version Shown)