
CHAPTER 2: PRODUCT DESCRIPTION
SPECIFICATIONS
N60 NETWORK STABILITY AND SYNCHROPHASOR MEASUREMENT SYSTEM – INSTRUCTION MANUAL
2-21
2
Rounding method:
nearest with a one-count dead-band
8-BIT COMPARATOR
Number of elements:
6
Operating signal:
up to two 8-bit integers via FlexLogic operands
Operating mode:
add or subtract, controlled from any FlexLogic operand
Operating signal mode:
signed, absolute value
Comparator direction:
over, under
Pickup level:
–25400 to 25400 in steps of 1
Hysteresis:
0 to 5000 in steps of 1
Pickup/Dropout delay:
0 to 65.535 s in steps of 0.01
Scaling factor for display:
0.01 to 100.00 in steps of 0.01
8-BIT SWITCH
Number of elements:
6
Input signals:
two 8-bit integers via FlexLogic operands
Control signal:
any FlexLogic operand
Response time:
< 8 ms at 60 Hz, < 10 ms at 50 Hz
DIGITAL ELEMENTS
Number of elements:
48
Operating signal:
any FlexLogic operand
Pickup delay:
0.000 to 999999.999 s in steps of 0.001
Dropout delay:
0.000 to 999999.999 s in steps of 0.001
Timing accuracy:
±3% or ±4 ms, whichever is greater
2.5.3 Monitoring
OSCILLOGRAPHY
Maximum records:
64
Sampling rate:
64 samples per power cycle
Triggers:
any element pickup, dropout, or operate; contact input change of state; contact output change
of state; FlexLogic equation
Data:
AC input channels; element state; contact input state; contact output state
Data storage:
in non-volatile memory
EVENT RECORDER
Capacity:
1024 events
Time-tag:
to 1 microsecond
Triggers:
any element pickup, dropout, or operate; contact input change of state; contact output change
of state; self-test events
Data storage:
in non-volatile memory
USER-PROGRAMMABLE FAULT REPORT
Number of elements:
2
Pre-fault trigger:
any FlexLogic operand
Fault trigger:
any FlexLogic operand
Recorder quantities:
32 (any FlexAnalog
TM
value)
DATA LOGGER
Number of channels:
1 to 16
Parameters:
any available analog actual value
Sampling rate:
15 to 3600000 ms in steps of 1
Trigger:
any FlexLogic operand
Mode:
continuous or triggered
Storage capacity:
(NN is dependent on memory)