E.56
SEL-787 Relay Instruction Manual Date Code 20150130
Modbus RTU Communications
Modbus Register Map
3002H (R) USER MAP REG VAL 126 250 126 1
3003H (R) RESERVED AREA1 251 259 259 1
3004H (R) ACCESS CONTROL 260 260 260 1
3005H (R) GENERAL SETTINGS 261 264 261 1
3006H (R) GROUP SELECTION 265 265 265 1
3007H (R) BRKR FAILURE SET 266 268 266 1
3008H (R) THR FAULT SET 269 275 269 1
3009H (R) CONFIG SETTINGS 276 297 276 1
300AH (R) XFMR DIFFERNTIAL 298 321 298 1
300BH (R) RESTR EARTH FLT 322 323 322 1
300CH (R) WDG1 MAX PH IOC 324 335 324 1
300DH (R) WDG1 RES IOC 336 341 336 1
300EH (R) WDG1 NEG SEQ IOC 342 347 342 1
300FH (R) WDG1 MAX PH TOC 348 354 348 1
3010H (R) WDG1 RES TOC 355 361 355 1
3011H (R) WDG1 NEG SEQ TOC 362 368 362 1
3012H (R) WDG2 MAX PH IOC 369 380 369 1
3013H (R) WDG2 RES IOC 381 386 381 1
3014H (R) WDG2 NEG SEQ IOC 387 392 387 1
3015H (R) WDG2 MAX PH TOC 393 399 393 1
3016H (R) WDG2 RES TOC 400 406 400 1
3017H (R) WDG2 NEG SEQ TOC 407 413 407 1
3018H (R) NEUTRAL IOC 414 419 414 1
3019H (R) NEUTRAL TOC 420 431 420 1
301AH (R) RTD SETTINGS 432 486 432 1
301BH (R) PH UNDERVOLTAGE 487 492 487 1
301CH (R) PH OVERVOLTAGE 493 498 493 1
301DH (R) NSEQ OVERVOLTAGE 499 504 499 1
301EH (R) RESERVED AREA2 505 514 505 1
301FH (R) VOLTS PER HERTZ 515 527 515 1
3020H (R) POWER ELEMENTS 528 536 528 1
3021H (R) FREQ SETTINGS 537 548 537 1
3022H (R) DEMAND MTR SET 549 554 549 1
3023H (R) RESERVED AREA3 555 564 555 1
3024H (R) TRIP/CLOSE LOGIC 565 575 565 1
3025H (R) SEL
OGIC ENABLES 576 584 576 1
3026H (R) OUTPUT CONTACTS 585 604 585 1
3027H (R) EVENT REPORT SET 605 614 605 1
3028H (R) FRONT PANEL SET 615 624 615 1
3029H (R) RESET SETTINGS 625 635 625 1
302AH (R) DATE/TIME SET 636 643 636 1
302BH (R) DEVICE STATUS 644 683 644 1
Table E.34 Modbus Register Map
a
(Sheet 34 of 36)
Modbus Register
Address
b
Name / Enums Units Min Max Def
Scale
Fac tor
DeviceNet
Parameter
Numbers