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9 Communications Functions
High-function General-purpose Inverter RX2 Series User’s Manual
9-5 Modbus Communication Register Number List
9
9-5-10 Group o Register List
Precautions for Correct UsePrecautions for Correct Use
• The “Register No.” in the table header shows the register number used inside the inverter.
• The “Modbus register spec. No.” in the table header shows the register number used to actu-
ally specify the register in the Modbus communication process.
This register number is 1 less than the inverter “Register No.” according to the Modbus com-
munication specifications.
4858h 4857h
EzSQ user parameter UL (09)
UF-20
(HIGH)
R/W
-2147483647 to 2147483647 1
4859h 4858h
UF-21
(LOW)
R/W
485Ah 4859h
EzSQ user parameter UL (10)
UF-22
(HIGH)
R/W
-2147483647 to 2147483647 1
485Bh 485Ah
UF-23
(LOW)
R/W
485Ch 485Bh
EzSQ user parameter UL (11)
UF-24
(HIGH)
R/W
-2147483647 to 2147483647 1
485Dh 485Ch
UF-25
(LOW)
R/W
485Eh 485Dh
EzSQ user parameter UL (12)
UF-26
(HIGH)
R/W
-2147483647 to 2147483647 1
485Fh 485Eh
UF-27
(LOW)
R/W
4860h 485Fh
EzSQ user parameter UL (13)
UF-28
(HIGH)
R/W
-2147483647 to 2147483647 1
4861h 4860h
UF-29
(LOW)
R/W
4862h 4861h
EzSQ user parameter UL (14)
UF-30
(HIGH)
R/W
-2147483647 to 2147483647 1
4863h 4862h
UF-31
(LOW)
R/W
4864h 4863h
EzSQ user parameter UL (15)
UF-32
(HIGH)
R/W
-2147483647 to 2147483647 1
4865h 4864h
UF-33
(LOW)
R/W
9-5-10 Group o Register List
Register
No.
Modbus
register
spec. No.
Function name
Parameter
No.
R/W Monitor or setting data
Resolution
3E8Ah 3E89h
Operation mode on option
card error (SLOT-1)
oA-10 R/W
00: Error
01: Continue operation
-
3E8Bh 3E8Ah
Communication Watch Dog
Timer
oA-11 R/W 0 to 10000 0.01(s)
3E8Ch 3E8Bh
Action selection at communi-
cation error
oA-12 R/W
00: Error
01: Trip after deceleration stop
02: Ignore
03: Free run
04: Deceleration stop
-
Register
No.
Modbus
register
spec. No.
Function name
Parameter
No.
R/W Monitor or setting data
Resolution
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