GE UR Series L90, Инструкция по эксплуатации

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6-26 L90 Line Current Differential System GE Multilin
6.4 RECORDS 6 ACTUAL VALUES
6
6.4.3 OSCILLOGRAPHY
PATH: ACTUAL VALUES

RECORDS

OSCILLOGRAPHY
This menu allows the user to view the number of triggers involved and number of oscillography traces available. The
CYCLES PER RECORD
value is calculated to account for the fixed amount of data storage for oscillography. See the Oscillog-
raphy section of chapter 5 for additional details.
A trigger can be forced here at any time by setting “Yes” to the
FORCE TRIGGER?
command. Refer to the
COMMANDS

CLEAR RECORDS
menu for information on clearing the oscillography records.
6.4.4 DATA LOGGER
PATH: ACTUAL VALUES

RECORDS

DATA LOGGER
The
OLDEST SAMPLE TIME
represents the time at which the oldest available samples were taken. It will be static until the log
gets full, at which time it will start counting at the defined sampling rate. The
NEWEST SAMPLE TIME
represents the time the
most recent samples were taken. It counts up at the defined sampling rate. If the data logger channels are defined, then
both values are static.
Refer to the
COMMANDS

CLEAR RECORDS
menu for clearing data logger records.
6.4.5 PHASOR MEASUREMENT UNIT RECORDS
PATH: ACTUAL VALUES

RECORDS

PMU RECORDS
The number of triggers applicable to the phasor measurement unit recorder is indicated by the
NUMBER OF TRIGGERS
value.
The status of the phasor measurement unit recorder is indicated as follows:

OSCILLOGRAPHY

FORCE TRIGGER?
No
Range: No, Yes
MESSAGE
NUMBER OF TRIGGERS:
0
MESSAGE
AVAILABLE RECORDS:
0
MESSAGE
CYCLES PER RECORD:
0.0
MESSAGE
LAST CLEARED DATE:
2000/07/14
15:40:16

DATA LOGGER

OLDEST SAMPLE TIME:
2000/01/14 13:45:51
MESSAGE
NEWEST SAMPLE TIME:
2000/01/14 15:21:19

PMU

RECORDS
NUMBER OF TRIGGERS:
0
Range: 0 to 65535 in steps of 1
MESSAGE

PMU 1

RECORDING
See below.