Digital Counters - GE D30 Instruction Manual
Line distance protection system
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- Instruction manual (686 pages) ,
- Communications manual (532 pages) ,
- Instruction manual (620 pages)
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CHAPTER 5: SETTINGS
The wiring connection for two examples above is applicable to both form-A contacts with voltage monitoring
and solid-state contact with voltage monitoring.
NOTE
5.8.8 Digital counters
SETTINGS CONTROL ELEMENTS DIGITAL COUNTERS COUNTER 1(8)
COUNTER 1
There are eight identical digital counters, numbered from 1 to 8. A digital counter counts the number of state transitions
from Logic 0 to Logic 1. The counter is used to count operations such as the pickups of an element, the changes of state of
an external contact (for example, breaker auxiliary switch), or pulses from a watt-hour meter.
D30 LINE DISTANCE PROTECTION SYSTEM – INSTRUCTION MANUAL
Figure 5-136: Trip circuit example 2
COUNTER 1
FUNCTION: Disabled
COUNTER 1 NAME:
Counter 1
COUNTER 1 UNITS:
COUNTER 1 PRESET:
0
COUNTER 1 COMPARE:
0
COUNTER 1 UP:
Off
COUNTER 1 DOWN:
Off
COUNTER 1 BLOCK:
Off
CNT1 SET TO PRESET:
Off
COUNTER 1 RESET:
Off
COUNT1 FREEZE/RESET:
Off
COUNT1 FREEZE/COUNT:
Off
Range: Disabled, Enabled
Range: 12 alphanumeric characters
Range: six alphanumeric characters
Range: –2,147,483,648 to +2,147,483,647
Range: –2,147,483,648 to +2,147,483,647
Range: FlexLogic operand
Range: FlexLogic operand
Range: FlexLogic operand
Range: FlexLogic operand
Range: FlexLogic operand
Range: FlexLogic operand
Range: FlexLogic operand
CONTROL ELEMENTS
5
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