2-24 C70 CAPACITOR BANK PROTECTION AND CONTROL SYSTEM – INSTRUCTION MANUAL
SPECIFICATIONS CHAPTER 2: PRODUCT DESCRIPTION
2
Duration of full test: approximately 3 minutes
Test sequence 1: all LEDs on
Test sequence 2: all LEDs off, one LED at a time on for 1 s
Test sequence 3: all LEDs on, one LED at a time off for 1 s
USER-DEFINABLE DISPLAYS (Enhanced and standard front panels)
Number of displays: 16
Lines of display: 2 × 20 alphanumeric characters
Parameters: up to 5, any Modbus register addresses
Invoking and scrolling: keypad, or any user-programmable condition, including pushbuttons
CONTROL PUSHBUTTONS (Enhanced and standard front panels)
Number of pushbuttons: 7
Operation: drive FlexLogic operands
USER-PROGRAMMABLE PUSHBUTTONS (Optional)
Number of pushbuttons: 12 on standard front panel
16 on enhanced horizontal front panel
6 on enhanced vertical front panel
16 on graphical front panel (8 physical pushbuttons, 8 graphical interface pushbuttons)
Mode: self-reset, latched
Display message: 2 lines of 20 characters each
Drop-out timer: 0.00 to 60.00 s in steps of 0.05
Autoreset timer: 0.2 to 600.0 s in steps of 0.1
Hold timer: 0.0 to 10.0 s in steps of 0.1
SELECTOR SWITCH
Number of elements: 2
Upper position limit: 1 to 7 in steps of 1
Selecting mode: time-out or acknowledge
Time-out timer: 3.0 to 60.0 s in steps of 0.1
Control inputs: step-up and 3-bit
Power-up mode: restore from non-volatile memory or synchronize to a 3-bit control input or synch/restore mode
TIME OF DAY TIMERS
Number of timers: 5
Setting resolution: 1 minute
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
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