GE Power Management 750/760 Feeder Management Relay 5-
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5 FRONT PANEL OPERATION 5.1 DESCRIPTION
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5 FRONT PANEL OPERATION 5.1 DESCRIPTION 5.1.1 DESCRIPTION
The front panel provides local operator interface with a vacuum florescent display, LED status indicators, con-
trol keys, and program port. The display and status indicators update alarm and status information automati-
cally. The control keys are used to select the appropriate message for entering setpoints or displaying
measured values. The RS232 program port is also provided for connection with a computer running the 750/
760 PC program.
The 40-character vacuum fluorescent display, provides English messages that are visible under varied lighting
conditions. While the keypad and display are not being used, the screen will display system information by
scrolling through a maximum of 30 user-selected default messages. These default messages will only appear
after a user programmed period of inactivity. Pressing any key during default message scrolling will return the
display to the last message shown before the default messages appeared. Trip and alarm condition messages
will automatically override default messages.
Figure 5–1: FRONT PANEL DESCRIPTION