GE D90 Plus Instruction Manual page 6

8 AUTOMATION
vi
Breaker flashover......................................................................................................................................369
Digital counters..........................................................................................................................................374
FlexCurves™ ................................................................................................................................................377
Protection inputs and outputs ................................................................................ 381
Protection virtual inputs.........................................................................................................................381
Protection virtual outputs .....................................................................................................................383
Contact input configuration.................................................................................................................385
Contact outputs.........................................................................................................................................390
Direct inputs ................................................................................................................................................391
Direct outputs .............................................................................................................................................393
Teleprotection inputs and outputs ...................................................................................................394
Using shared operands in protection..............................................................................................397
Protection FlexLogic™ .............................................................................................. 399
Protection FlexLogic™ gates and operators................................................................................402
FlexLogic™ rules........................................................................................................................................403
Graphical programming interface....................................................................................................403
Protection FlexLogic™ equation editor...........................................................................................405
Protection FlexLogic™ timers..............................................................................................................406
Non-volatile latches.................................................................................................................................407
Protection FlexElements™ ....................................................................................................................408
Customizing the protection FlexLogic™ operands ...................................................................413
Protection FlexLogic™ operands.......................................................................................................414
Protection FlexAnalog™ parameters..................................................................... 426
Automation controller overview............................................................................. 429
Input and output structure...................................................................................................................430
Breakers ...................................................................................................................... 431
Breaker control ..........................................................................................................................................431
Breaker interlocking.................................................................................................................................434
Disconnects ................................................................................................................ 436
Disconnect configuration......................................................................................................................436
Disconnect control ...................................................................................................................................441
Disconnect interlocking .........................................................................................................................444
Automation control................................................................................................... 446
Front panel status and control ...........................................................................................................446
Local-remote control scheme.............................................................................................................448
Synchrocheck .............................................................................................................................................450
Selector switch ...........................................................................................................................................455
Automation inputs and outputs ............................................................................. 461
Automation virtual inputs .....................................................................................................................461
Automation virtual outputs ..................................................................................................................463
Contact input and output default assignment ...........................................................................464
Contact input configuration.................................................................................................................465
Contact outputs.........................................................................................................................................469
Virtual analog outputs ............................................................................................................................471
Using shared operands in automation...........................................................................................471
Automation logic ....................................................................................................... 473
Automation operators ............................................................................................................................476
Automation logic equation editor .....................................................................................................481
Customizing the automation logic operands ..............................................................................487
Automation logic operands..................................................................................................................487
Automation FlexAnalog™ parameters .................................................................. 491
PLUS
D90 LINE DISTANCE PROTECTION SYSTEM - INSTRUCTION MANUAL
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