viii F60 Feeder Management Relay GE MultilinTABLE OF CONTENTS6.2.10 SELECTOR SWITCHES ....................................................................................6-66.2.11 FLEX STATES ....................................................................................................6-66.2.12 ETHERNET ........................................................................................................6-66.2.13 HI-Z STATUS......................................................................................................6-76.2.14 DIRECT INPUTS ................................................................................................6-76.2.15 DIRECT DEVICES STATUS ..............................................................................6-86.2.16 EGD PROTOCOL STATUS................................................................................6-86.2.17 TELEPROTECTION CHANNEL TESTS.............................................................6-96.3 METERING6.3.1 METERING CONVENTIONS ...........................................................................6-106.3.2 SOURCES ........................................................................................................6-136.3.3 SENSITIVE DIRECTIONAL POWER ...............................................................6-176.3.4 SYNCHROCHECK ...........................................................................................6-186.3.5 TRACKING FREQUENCY................................................................................6-186.3.6 FREQUENCY RATE OF CHANGE ..................................................................6-186.3.7 FLEXELEMENTS™ ..........................................................................................6-196.3.8 TRANSDUCER I/O ...........................................................................................6-196.4 RECORDS6.4.1 FAULT REPORTS ............................................................................................6-206.4.2 EVENT RECORDS ...........................................................................................6-226.4.3 OSCILLOGRAPHY ...........................................................................................6-226.4.4 DATA LOGGER................................................................................................6-226.4.5 BREAKER MAINTENANCE .............................................................................6-236.4.6 HI-Z RECORDS ................................................................................................6-236.5 PRODUCT INFORMATION6.5.1 MODEL INFORMATION ...................................................................................6-246.5.2 FIRMWARE REVISIONS..................................................................................6-247. COMMANDS ANDTARGETS7.1 COMMANDS7.1.1 COMMANDS MENU ...........................................................................................7-17.1.2 VIRTUAL INPUTS ..............................................................................................7-17.1.3 CLEAR RECORDS .............................................................................................7-17.1.4 SET DATE AND TIME ........................................................................................7-27.1.5 RELAY MAINTENANCE .....................................................................................7-27.2 TARGETS7.2.1 TARGETS MENU ...............................................................................................7-37.2.2 TARGET MESSAGES ........................................................................................7-37.2.3 RELAY SELF-TESTS .........................................................................................7-38. THEORY OF OPERATION 8.1 HIGH-IMPEDANCE (HI-Z) FAULT DETECTION8.1.1 DESCRIPTION ...................................................................................................8-18.1.2 ENERGY ALGORITHM ......................................................................................8-18.1.3 RANDOMNESS ALGORITHM............................................................................8-28.1.4 EXPERT ARC DETECTOR ALGORITHM..........................................................8-28.1.5 SPECTRAL ANALYSIS ALGORITHM ................................................................8-28.1.6 LOAD EVENT DETECTOR ALGORITHM ..........................................................8-28.1.7 LOAD ANALYSIS ALGORITHM .........................................................................8-38.1.8 LOAD EXTRACTION ALGORITHM....................................................................8-38.1.9 ARC BURST PATTERN ANALYSIS ALGORITHM ............................................8-38.1.10 ARCING SUSPECTED ALGORITHM.................................................................8-38.1.11 OVERCURRENT DISTURBANCE MONITORING .............................................8-38.1.12 HI-Z EVEN HARMONIC RESTRAINT ALGORITHM..........................................8-38.1.13 HI-Z VOLTAGE SUPERVISION ALGORITHM ...................................................8-4A. FLEXANALOGPARAMETERSA.1 PARAMETER LIST