GE B30 UR Series Instruction Manual page 369

7 COMMANDS AND TARGETS
If none of these apply, then contact the factory.
MAINTENANCE ALERT:
**Bad PTP Signal**
• Latched target message: No.
• Description of problem: No PTP enabled port has good PTP signal input.
• How often the test is performed: Activated when no acceptable signal is being received.
• What to do: Ensure the following:
– The Ethernet cable(s) are properly connected.
– At least one PTP grandmaster-capable clock is functioning.
– If strict PP is enabled, that entire network is PP compliant.
– The network is delivering PTP messages to the relay.
MAINTENANCE ALERT:
Port ## Failure
• Latched target message: No.
• Description of problem: An Ethernet connection has failed.
• How often the test is performed: Monitored every five seconds.
• What to do: Check Ethernet connections. Port 1 is the primary port and port 2 is the secondary port.
MAINTENANCE ALERT:
SNTP Failure
• Latched target message: No.
• Description of problem: The SNTP server is not responding.
• How often the test is performed: Every 10 to 60 seconds.
• What to do: Check SNTP configuration and network connections.
MAINTENANCE ALERT:
4L Discrepancy
• Latched target message: No.
• Description of problem: A discrepancy has been detected between the actual and desired state of a latching contact
output of an installed type "4L" module.
• How often the test is performed: Upon initiation of a contact output state change.
• What to do: Verify the state of the output contact and contact the factory if the problem persists.
MAINTENANCE ALERT:
GGIO Ind xxx oscill
• Latched target message: No.
• Description of problem: A data item in a configurable GOOSE data set is oscillating.
• How often the test is performed: Upon scanning of each configurable GOOSE data set.
• What to do: The "xxx" text denotes the data item that has been detected as oscillating. Evaluate all logic pertaining to
this item.
GE Multilin B30 Bus Differential System
7.2 TARGETS
7
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