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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
8-5-5 2nd Control Register Number List
• The “Register No.” in the table header shows the resister number used inside the inverter.
Use this register number when setting communications or other options for the inverter.
• The “Modbus register spec. No.” in the table header shows the resister number used to
actually specify the resister in the Modbus communication process.
This resister number is 1 less than the inverter “Register No.” according to the Modbus
communication specifications.
Group F
Group A/b/C/H/P
8-5-5 2nd Control Register Number List
Register
No.
Modbus
register
spec. No.
Function name
Parameter
No.
R/W Monitor or setting data
Resolution
2103 hex 2102 hex
2nd Acceleration Time 1
F202
(HIGH)
R/W
1 to 360000 0.01 [s]
2104 hex 2103 hex
F202
(LOW)
R/W
2105 hex 2104 hex
2nd Deceleration Time 1
F203
(HIGH)
R/W
1 to 360000 0.01 [s]
2106 hex 2105 hex
F203
(LOW)
R/W
2107 to
2202 hex
– Not used – – – –
Register
No.
Modbus
register
spec. No.
Function name
Parameter
No.
R/W Monitor or setting data
Resolution
2203 hex 2202 hex 2nd Base Frequency A203 R/W 30 to 2nd Maximum Frequency 1 [Hz]
2204 hex 2203 hex 2nd Maximum Frequency A204 R/W 30 to 400 1 [Hz]
2205 to
2215 hex
– Not used – – – –
2216 hex 2215 hex
2nd Multi-step Speed
Reference 0
A220
(HIGH)
R/W
0
Starting Frequency to 2nd
Maximum Frequency
0.01 [Hz]
2217 hex 2216 hex
A220
(LOW)
R/W
2218 to
223A hex
– Not used – – – –
223B hex 223A hex 2nd Torque Boost Selection A241 R/W
00: Manual torque boost
01: Automatic torque boost
–
223C hex 223B hex
2nd Manual Torque Boost
Voltage
A242 R/W 0 to 200 0.1 [%]
223D hex 223C hex
2nd Manual Torque Boost
Frequency
A243 R/W 0 to 500 0.1 [%]