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8 Communications Functions
High-function General-purpose Inverter 3G3RX-V1 User’s Manual (I578-E1)
8-5 Modbus Communication Register Number List
8
8-5-4 Group A/b/C/H/P Register List
1433 to
1437 hex
– Not used – – – –
1438 hex 1437 hex
Feedback Comparison Signal
Off Level
C052 R/W 0 to 1000 0.1 [%]
1439 hex 1438 hex
Feedback Comparison Signal
On Level
C053 R/W 0 to 1000 0.1 [%]
143A hex – Not used – – – –
143B hex 143A hex
Overtorque level (Forward
Power Running)
C055 R/W
0 to 200 (0.4 to 55 kW)
0 to 180 (75 to 132 kW)
(In the light mode)
0 to 150
1 [%]
143C hex 143B hex
Overtorque level (Reverse
Regeneration)
C056 R/W
0 to 200 (0.4 to 55 kW)
0 to 180 (75 to 132 kW)
(In the light mode)
0 to 150
1 [%]
143D hex 143C hex
Overtorque level (Reverse
Power Running)
C057 R/W
0 to 200 (0.4 to 55 kW)
0 to 180 (75 to 132 kW)
(In the light mode)
0 to 150
1 [%]
143E hex 143D hex
Overtorque level (Forward
Regeneration)
C058 R/W
0 to 200 (0.4 to 55 kW)
0 to 180 (75 to 132 kW)
(In the light mode)
0 to 150
1 [%]
143F hex – Not used – – – –
1440 hex – Not used – – – –
1441 hex 1440 hex
Electronic Thermal Warning
Level
C061 R/W 0 to 100 1 [%]
1442 hex 1441 hex Alarm Code Selection C062 R/W
00: Disabled
01: 3 bits
02: 4 bits
–
1443 hex 1442 hex 0 Hz Detection Level C063 R/W 0 to 10000 0.01 [Hz]
1444 hex 1443 hex
Cooling Fin Overheat
Warning Level
C064 R/W 0 to 200 1 [°C]
1445 to
144A hex
– Not used – – – –
144B hex 144A hex
Communication Speed
Selection (Baud Rate
Selection)
C071 R/W
02: Loop-back test
03: 2400 bps
04: 4800 bps
05: 9600 bps
06: 19200 bps
–
144C hex 144B hex
Communication Station No.
Selection
C072 R/W 1 to 32 –
144D hex 144C hex
Communication Bit Length
Selection
C073 R/W
7: 7 bits
8: 8 bits
–
144E hex 144D hex
Communication Parity
Selection
C074 R/W
00: No parity
01: Even parity
02: Odd parity
–
Register
No.
Modbus
register
spec. No.
Function name
Parameter
No.
R/W Monitor or setting data
Resolution
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