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DGT DISTRIBUTED GENERATION TRIP CONTROL SYSTEM – INSTRUCTION MANUAL
CHECKING FOR NORMAL, IN-SERVICE, OPERATION
CHAPTER 5: OPERATION
Checking for normal, in-service, operation
Once a DGT Unit is configured and ready for operation please review the following
summaries depending upon which type of DGT you are checking.
DGT-U Normal Operation
•
The PWR (Power) LED is illuminated continuously when power is applied.
•
The LINK LED is illuminated continuously. Note that the DGT-R that the DGT-U will
communicate with MUST be powered on, fully configured and fully functional for the
LINK LED to be illuminated.
•
The SERV (Service) LED is not flashing.
•
The IN LED will be lit only when energized in the event of a Trip. If there is no Trip
condition then this LED should be off.
•
The output LEDs, OUT-1 through OUT-7, reflect the status of the DGT-D assigned to it.
LED OFF is DGT-D status de-energized. LED ON is DGT-D status energized.
If any of these indications is behaving differently, please see section 6-1 for corrective
actions.
DGT-R Normal Operation
•
The PWR (Power) LED is illuminated continuously when power is applied.
•
The LINK LED is illuminated continuously. Note that the LED will blink when the DGT-R
is passing data over-the-air between the DGT-U and DGT-D devices.
•
The COM1 LED blinks only when there is serial communication traffic during
configuration.
If any of these indications are behaving differently, please see section 6-1 for corrective
actions.
DGT-D Normal Operation
•
The PWR (Power) LED is illuminated continuously when power is applied.
•
The LINK LED is illuminated continuously. Note that the DGT-R with which the DGT-D
will communicate MUST be powered on, fully configured and fully functional for the
LINK LED to be illuminated.
•
The SERV (Service) LED is not flashing.
•
The IN LED will be lit only when energized by in the event of a Trip. If there is no Trip
condition then this LED should be off.
•
The OUT-1 LED reflects the status of the DGT-U trip status. LED OFF is DGT-U trip
status de-energized. LED ON is DGT-U trip status energized.
•
The OUT-2 LED is reserved for future use
If any of these indications are behaving differently, please see saection 6-1 for corrective
actions.