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Chapter 5 Diagnostic Interface-Keypad GEH-6632 EX2100 User’s Guide
Table 5-3. Exciter Health and State Icons
Group Icon Indication Description
Communications
OK
Animated line (its center raises and lowers) shows that there is
communication between the keypad and the exciter.
Heartbeat
Communications
not established
Animated metronome icon shows that the keypad is attempting to
establish communication with the exciter, but cannot.
Auto mode Regulates terminal voltage.
Manual mode Regulates field voltage.Control
Test Mode The exciter is performing a diagnostic test.
Blank Exciter OK When no icon displays, the exciter is operating correctly.
Abnormal Displayed when there are over-ridden parameters.
Alarm state Displayed when an alarm condition occurs.
Fault State
blinking
Trip fault Displayed when a fault state occurs.
o
Stopped Exciter is stopped.
Status
Running Exciter is running.
Limiting
Field voltage regulator output is greater than field current regulator
or V/Hz or UEL limits are active.
Offline Exciter is offline.
Online Exciter is online.