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UR FAMILY – COMMUNICATIONS GUIDE i
UR Family
Index
Index
Numerics
87L differential, Modbus ..................................................................2-77
8-bit comparator, Modbus ..........................................................2-122
8-bit switch, Modbus ......................................................................2-124
A
Acceleration time, Modbus .............................................2-96, 2-117
Accidental energization, Modbus ...............................................2-88
Aging factor, Modbus ........................................................................2-80
Automatic voltage regulator, Modbus .................................2-141
Autoreclose, Modbus .................................................2-38, 2-82, 2-94
Auxiliary overvoltage, Modbus ..................................................2-122
Auxiliary undervoltage, Modbus ..............................................2-121
B
B90
function, Modbus ...........................................................................2-103
power system, Modbus ..................................................................2-65
Backup files ..........................................................................................3-249
Bank phase overvoltage, Modbus .................................2-83, 2-84
Binary input points ..............................................................................4-10
Binary output points ..........................................................................4-10
Blocking scheme, Modbus ...............................................2-94, 2-152
Breaker arcing current, Modbus ..............................................2-109
Breaker control, Modbus .....................................................2-67, 2-68
Breaker failure, Modbus ...................................2-103, 2-105, 2-126
Breaker flashover, Modbus ............................................................2-30
Breaker restrike, Modbus .............................................................2-139
Brick, Modbus .........................................................................................2-69
Broken conductor detection, Modbus ..................................2-114
Broken rotor bar, Modbus ............................................................2-146
Bus differential, Modbus ..........................................2-35, 2-40, 2-85
Bus replica, Modbus ........................................................................2-100
C
Capacitor control, Modbus ..............................................2-53, 2-140
Changes ......................................................................................................A-1
Channel status, Modbus .....................................................2-28, 2-58
Channel tests, Modbus ..................................................................2-168
Charge current compensation, Modbus ..............................2-145
CID
file merge .............................................................................................3-23
CID file ...........................................3-239, 3-243, 3-248, 3-249, 3-251
explained .............................................................................................. 3-13
overview .............................................................................................3-232
Clear relay records, Modbus .......................................................2-165
Clock, Modbus ...........................................................................2-53, 2-61
Cold load pickup, Modbus ............................................................2-146
Communications
CRC-16 error checking .....................................................................2-3
half duplex ..............................................................................................2-1
Modbus ....................................................................................................2-1
Modbus registers ..................................................................2-59, 2-63
COMTRADE .................................................................................................2-7
preferences ............................................................................................2-8
Contact inputs, Modbus ........................................2-26, 2-44, 2-157
Contact outputs, Modbus .....................................2-26, 2-44, 2-171
Continuous monitor, Modbus registers ..................................2-80
Control pushbuttons, Modbus .....................................................2-34
Control relay output blocks ........................................................... 4-10
CRC-16 algorithm ..................................................................................2-3
CT
fail, Modbus registers .....................................................................2-75
settings, Modbus ..............................................................................2-64
trouble, Modbus ................................................................................2-86