Omron MX2 Series User Manual

8 Communications Functions
8 - 97
Multi-function Compact Inverter 3G3MX2-EV2 User’s Manual (I666-E1)
Register
No.
Modbus
register
spec. No
Function name
Parameter
No.
R/W
Monitor or setting data
Data
resolution
Page
2203 hex
2202 hex
2nd Base Frequency
A203
R/W
300 to 2nd Maximum
Frequency
0.1 [Hz]
P. 5-20
2204 hex
2203 hex
2nd Maximum Fre-
quency
A204
R/W
2nd Base Frequency to
5900
0.1 [Hz]
P. 5-20
2205 to
2215 hex
−
Reserved
−
−
−
−
2216 hex
2215 hex
2nd Multi-step
Speed Reference 0
A220
(HIGH)
R/W
0
Starting Frequency to
2nd Maximum Fre-
quency
0.01
[Hz]
*1
P. 5-48
2217 hex
2216 hex
A220
(LOW)
R/W
2218 to
223A hex
−
Reserved
−
−
−
−
−
223B hex
223A hex
2nd Torque Boost
Selection
A241
R/W
00: Manual torque
boost
01: Automatic torque
boost
−
P. 5-59
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 [%]
223E hex
223D hex
2nd Control Method
A244
R/W
00: Constant torque
characteristics
01: Reduced torque
characteristics
02: Free V/f setting
03: Sensorless vector
control
*2
−
P. 5-8
P. 6-3
223F hex
223E hex
2nd Output Voltage
Gain
A245
R/W
20 to 100
1 [%]
P. 7-41
2240 hex
223F hex
2nd Automatic
Torque Boost
Voltage
Compensation Gain
A246
R/W
0 to 255
1 [%]
P. 5-59
2241 hex
2240 hex
2nd Automatic
Torque Boost Slip
Compensation Gain
A247
R/W
0 to 255
1 [%]
2242 to
224E hex
−
Reserved
−
−
−
−
−
224F hex
224E hex
2nd Frequency
Upper Limit
A261
(HIGH)
R/W
0
2nd Frequency Lower
Limit to 2nd Maximum
Frequency
0.01
[Hz]
P. 5-30
2250 hex
224F hex
A261
(LOW)
R/W
2251 hex
2250 hex
2nd Frequency
Lower Limit
A262
(HIGH)
R/W
0
Starting Frequency to
2nd Frequency Upper
Limit
0.01
[Hz]
2252 hex
2251 hex
A262
(LOW)
R/W
*1. When the PID function is enabled, the data unit differs between read and write operations.
Set parameter values in units of 0.01 Hz for writing and in units of 0.1% (as a percentage of the maximum fre-
quency) for reading.
*2. Sensorless vector control can be set in the heavy load mode only.
8
8-9 Modbus Communication Data Lists
8-9-5 2nd Control Register Number List

Omron MX2 Series Specifications

General

Cooling Method	Fan cooling
Output Frequency Range	0.1 to 400 Hz
Control Method	V/f control, Sensorless vector control
Protection Functions	Overcurrent, overvoltage, undervoltage, overload, overheating, short circuit
Communication Options	Modbus RTU
Overload Capacity	150% for 60 seconds
Braking Unit	Built-in
Ambient Operating Temperature	-10°C to +50°C
Enclosure	IP20
Storage Temperature	-20°C to +65°C
Humidity	5 to 95% RH (non-condensing)
Altitude	Up to 1000m
Power Supply Voltage	200-240V AC
Input Voltage	3-phase 200-240V AC