Sel 751A - Page 496

E.34
SEL-751A Relay Instruction Manual Date Code 20100129
Modbus RTU Communications
Modbus Register Map
420 (R/W) RTD3 LOCATION 0 4 0 1 520
0 = OFF
1 = WDG
2 = BRG
3 = AMB
4 = OTH
421 (R/W) RTD3 TYPE 0 3 0 1 521
0 = PT100
1 = NI100
2 = NI120
3 = CU10
422 (R/W) RTD3 TRIP LEVEL degC 0 250 0 1 522
0 = Off
423 (R/W) RTD3 WARN LEVEL degC 0 250 0 1 523
0 = Off
424 (R/W) RTD4 LOCATION 0 4 0 1 524
0 = OFF
1 = WDG
2 = BRG
3 = AMB
4 = OTH
425 (R/W) RTD4 TYPE 0 3 0 1 525
0 = PT100
1 = NI100
2 = NI120
3 = CU10
426 (R/W) RTD4 TRIP LEVEL degC 0 250 0 1 526
0 = Off
427 (R/W) RTD4 WARN LEVEL degC 0 250 0 1 527
0 = Off
428 (R/W) RTD5 LOCATION 0 4 0 1 528
0 = OFF
1 = WDG
2 = BRG
3 = AMB
4 = OTH
429 (R/W) RTD5 TYPE 0 3 0 1 529
0 = PT100
1 = NI100
2 = NI120
3 = CU10
430 (R/W) RTD5 TRIP LEVEL degC 0 250 0 1 530
0 = Off
431 (R/W) RTD5 WARN LEVEL degC 0 250 0 1 531
0 = Off
432 (R/W) RTD6 LOCATION 0 4 0 1 532
0 = OFF
1 = WDG
2 = BRG
3 = AMB
4 = OTH
433 (R/W) RTD6 TYPE 0 3 0 1 533
0 = PT100
1 = NI100
2 = NI120
3 = CU10
434 (R/W) RTD6 TRIP LEVEL degC 0 250 0 1 534
0 = Off
Table E.32 Modbus Register Map
a
(Sheet 9 of 56)
Modbus Register
Address
b
Name/Enums Units Min Max Default
Scale
Facto r
DeviceNet
Parameter
Numbers