GE Industrial Solutions H2007001 G11 Series - Manual (Page 80)

Infinity D Power System Installation Guide: +24V Systems H2007001
Issue 2.0, June 4, 2009 80
Menu Navigation Buttons
The NE843 has six tactile buttons to use to navigate through a structured menu system. The
buttons serve multiple purposes depending on the screen a user is at. These functions are
summarized below.
Buttons Description
Display Contrast
In the Main Display, the ▲▼ buttons increase or decrease
the display contrast.
Contrast adjustment is also available through the menus at
MenuÎConfigurationÎSystem Settings.
Parameter Change When changing a system parameter, the ▲▼ buttons
increase or decrease the value of the parameter.
Direction Buttons
In the Menus, the ◄▲▼► direction buttons navigate to
make a selection. A black box highlighting a menu item
indicates that the item has sub-menus.
Enter Button Enters a sub-menu or confirms a parameter change. From the
Home Page only, goes to the top level Main menu.
ESC Button Goes up one menu level or exits a parameter change without
saving.
System Status Display
LCD Backlight
The Pulsar Plus NE843 controller family incorporates an alarm sensitive back-light indicator to
help assist in providing a clear indication of the system status. Severities of alarms can be
configured through the remote interfaces. Following is a basic description of the backlight
functionality.
The incorporated display technology can support a wide
range of backlight colors. Present implementation supports
three basic colors to indicate the alarm severity present in
the system: Green, Amber, and Red
The highest severity in the system will take precedence.
Status Function Condition
Normal
Normal operation, no alarms, inputs and outputs are in
their normal range.
Critical Alarm
Highest severity. Generally assigned to alarm to indicate a
Power affecting condition. Immediate attention required.
Major Alarm
High severity. Generally assigned to alarm to indicate a
Power affecting condition. Immediate attention required.
Minor Alarm
Medium severity. Generally assigned to alarm to indicate a
non-power affecting condition. Attention eventually
required.