GE N60 Instruction Manual page 336

Network stability and synchrophasor measurement system
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CONTROL ELEMENTS
INPUT MODE = Signed
DIRECTION = Over
INPUT MODE = Absolute
DIRECTION = Over
8BIT COMP 1 ADD/SUB
operating signal. If the FlexLogic operand configured under this setting is logic 0 ("Off"), then the operating signal is A – B. If
the FlexLogic operand configured under this setting is logic 1 ("On"), then the operating signal is A + B. The element
switches between adding and subtracting instantly, without additional delay.
8BIT COMP 1 PICKUP
via the
8BIT COMP 1 SCALE FACTOR
5
8BIT COMP 1 HYSTERESIS
If
8BIT COMP 1 DIRECTION
If
8BIT COMP1 DIRECTION
8BIT COMP 1 PICKUP DELAY
8BIT COMP 1 RESET DELAY
8BIT COMP 1 SCALE FACTOR
The same scaling factor applies to all three actual values:
enables easier application, testing, and troubleshooting. Also, it facilitates telemetry applications.
8BIT COMP 1 BLOCK
conditions. When the blocking input is asserted, the element resets its timers, de-asserts the
operands (if asserted), clears self-reset targets, logs a 'blocked' event if Events are enabled, and becomes
COMP1 OP
inactive. When unblocked, the element starts operating instantly. If exposed to pickup conditions for an extended period of
time and unblocked, the element picks up and starts timing out at the moment of unblocking.
Typical applications of the
example, remote power can be digitized using the digitizer feature and sent via remote inputs/outputs to be used locally
by the eight-bit comparator. The VT fuse fail at the remote location, or the
block this element.
5-220
Figure 5-111: Operating characteristics of the eight-bit comparator
OPERATING SIGNAL
OPERATING SIGNAL
— This setting specifies if the two arguments, A and B, are added or subtracted to form the effective
— This setting specifies the pickup threshold for the comparator. This setting applies to the value scaled
setting.
— Specifies the width of hysteresis for the comparator. The following logic applies:
= "Over", then Dropout :=
= "Under", then Dropout :=
— Specifies a pickup time delay for the
— Specifies a reset time delay for the
— This setting allows re-scaling the two input arguments and the effective operating quantity.
— This setting specifies a FlexLogic operand for blocking the feature based on user-programmable
setting include conditions when the input signals are not reliable. For
8BIT COMP 1 BLOCK
N60 NETWORK STABILITY AND SYNCHROPHASOR MEASUREMENT SYSTEM – INSTRUCTION MANUAL
INPUT MODE = Signed
DIRECTION = Under
INPUT MODE = Absolute
DIRECTION = Under
8BIT COMP 1 PICKUP
8BIT COMP 1 HYSTERESIS
+
8BIT COMP 1 PICKUP
8BIT COMP 1 HYSTERESIS
FlexLogic operand.
8BIT COMP 1 OP
FlexLogic operand.
8BIT COMP 1 OP
,
8BIT COMP 1 A
8BIT COMP 1 B
REMOTE DEVICE OFFLINE
CHAPTER 5: SETTINGS
OPERATING SIGNAL
OPERATING SIGNAL
842740A1.CDR
and
. The scaling
8BIT COMP 1 Out
and
8BIT COMP 1 PKP
8BIT
indication can be used to

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