Omron MX2 Series - Revision History

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Revision History

Multi-function Compact Inverter 3G3MX2-EV2 User’s Manual (I666-E1)

Revision History

The manual revision code is a number appended to the end of the catalog number found in the bottom

right-hand corner of the front and back covers.

Example

Revision code

Revision date

Revised Content

E01

October 2023

Original production

Cat.No. I666-E1-E01

Main Page

Introduction3
Manual Configuration4
Manual Structure5
Sections in this Manual7
Terms and Conditions Agreement8
Safety Precautions10
Precautions for Safe Use15
Precautions for Correct Use17
Regulations and Standards19
Items to Check after Unpacking20
Related Manuals22
Revision History23
Table of Contents25
Contents26
Overview33
Overview of Functions34
Features of 3G3MX2-EV2 Series Inverter34
Classes of 3G3MX2-EV2 Series Inverter38
Appearance and Part Names40
Specifications44
Standard Specifications44
External Dimensions49
Restrictions55
Comparison with Previous Model57
Design79
Installation83
Inverter Installation83
Installation Environment83
Removal of each Part87
Removing Covers87
Terminal Blocks88
Preparing Backing Plate89
Wiring90
Standard Connection Diagram90
Arrangement and Function of Main Circuit Terminal Block91
Arrangement and Function of Control Circuit Terminal Block92
Wiring for Main Circuit Terminals95
Wiring for Control Circuit Terminals114
Wiring for RS-485 Communications Terminals121
Wiring for Digital Operator123
Compliance with EU Directives and UKCA123
Operation and Test Run131
Operation of Digital Operator135
Part Names and Descriptions135
Key Operation Method137
Key Operation Method with Remote Digital Operator Connected143
Connections and Functions of CX-Drive146
CX-Drive Connection Method146
Overview of CX-Drive Functions150
Precautions for Using CX-Drive154
Flow of Test Run155
Operation Items for Test Run156
Parameter List161
Monitor Mode162
Group D162
Function Mode165
Group F: Basic Function Parameters165
Extended Function Mode166
Group A: Standard Function Parameters167
Group B: Detailed Function Parameters174
Group C: Multi-Function Terminal Function Parameters184
Group H: Motor Control Parameters192
Group P: Option/Applied Function Parameters195
Group U: User Parameters201
Basic Settings203
Parameter Display and Parameter Initialization205
Display Selection205
Parameter Initialization207
V/F Control Settings210
Control Method (V/F Characteristics)210
Heavy Load/Light Load Selection213
Motor Parameter Settings217
Motor Capacity/Pole Number Selection217
Electronic Thermal Function217
Base Frequency and Maximum Frequency of Motor222
RUN Command Settings223
RUN Command Selection223
Frequency Reference Settings225
Frequency Reference Selection225
Frequency Reference Correlation Chart231
Frequency Limit232
Acceleration/Deceleration Time Settings234
Acceleration/Deceleration Pattern235
2-Step Acceleration/Deceleration Function238
Stop Method Settings240
Stop Selection240
Free-Run Stop Selection240
STOP Key Selection243
Reset Method Settings244
Reset244
Restart after Resetting246
Multi-Function Input Settings248
Multi-Function Input Selection248
Multi-Function Input Operation Selection249
Input Terminal Response Time249
Forward RUN Command (FW) and Reverse RUN Command (RV)249
Multi-Step Speed Operation Function250
Jogging (JG)253
2-Step Acceleration/Deceleration (2CH)254
Reset (RS)254
3-Wire Input Function (STA, STP, F/R)255
Multi-Function Output Settings256
Multi-Function Output Selection256
Multi-Function Output Operation Selection256
Multi-Function Output ON/OFF Delay Time257
Signal During RUN (RUN)257
Constant Speed Arrival Signal (FA1)258
Alarm Signal (AL)258
0-Hz Detection Signal (ZS)259
Operation Ready (IRDY)260
Forward Run Signal (FWR)260
Reverse Run Signal (RVR)260
Torque Boost Function Settings261
Torque Boost261
Measures against Overvoltage264
Overvoltage Suppression Function During Deceleration264
Regenerative Braking Function266
Vector Control and Applied Functions269
Sensorless Vector Control271
Sensorless Vector Control Parameter Settings271
Offline Auto-Tuning for Motor Parameters272
Motor Parameter Settings277
Adjustments for Sensorless Vector Control278
Torque Limit Function280
Torque Limit Function Settings280
Torque LADSTOP Function Settings282
Overtorque/Undertorque Function283
Overtorque/Undertorque Function Settings283
Torque Control284
Torque Control Settings284
Torque Bias Function Settings285
V/F Control with Speed Feedback286
Settings of V/F Control with Speed Feedback286
Recommended Encoder and Its Wiring287
Protective Detection under V/F Control with Speed Feedback291
Adjustments for V/F Control with Speed Feedback292
Brake Control Function293
Operation Sequence of Brake Control Function293
Brake Control Function Settings294
Simple Position Control296
Feedback Settings for Simple Position Control296
Recommended Encoder for Simple Position Control and Its Wiring297
Simple Position Control Operation and Settings302
Origin Search Function, Current Position Preset, Position Data Storage at Power Shutoff308
Restarting Positioning313
Multi-Step Position Control Settings313
Turntable Control315
Speed/Position Switching317
Interlock Function with Simple Position Control and Brake Control318
PM Motor Mode322
PM Motor and PM Motor Control322
Functional Limitations in PM Motor Mode324
Switching to PM Motor Mode326
Offline Auto-Tuning for PM Motor Parameters327
PM Motor Parameter Settings330
Adjustment of PM Motor Mode Settings332
Other Functions337
Monitor Mode340
Output Frequency Monitor [D001]340
Output Current Monitor [D002]340
RUN Direction Monitor [D003]341
PID Feedback Value Monitor [D004]341
Multi-Function Input Monitor [D005]341
Multi-Function Output Monitor [D006]342
Output Frequency Monitor (after Conversion) [D007]342
Real Frequency Monitor [D008]343
Torque Reference Monitor [D009]343
Torque Bias Monitor [D010]344
Output Torque Monitor [D012]344
Output Voltage Monitor [D013]344
Input Power Monitor [D014]345
Integrated Power Monitor [D015]345
Total RUN Time Monitor [D016]346
Total Power on Time Monitor [D017]346
Fin Temperature Monitor [D018]346
Life Assessment Monitor [D022]347
Program Counter (Driveprogramming) [D023]347
Program Number Monitor (Driveprogramming) [D024]347
User Monitor 0 to 2 (Driveprogramming) [D025 to D027]348
Position Command Monitor [D029]348
Current Position Monitor [D030]348
Dual User Monitor [D050]349
Inverter Mode Monitor [D060]349
Frequency Reference Source Monitor [D062]350
Run Command Source Monitor [D063]350
Fault Counter [D080]350
Fault Monitor 1 to 6 [D081 to 086]351
Warning Monitor [D090]351
DC Voltage Monitor [D102]351
Regenerative Braking Load Rate Monitor [D103]352
Electronic Thermal Load Rate Monitor [D104]352
Analog Voltage Input O Monitor [D130]352
Analog Current Input OI Monitor [D131]352
Pulse Train Input EA Monitor [D133]353
PID Deviation [D153]353
PID Output Monitor [D155]353
Multi-Function Input Selection354
Multi-Function Output Selection356
Analog I/O Settings358
Analog Input (O, OI)358
Analog Input Filter360
Analog Command Hold Function (AHD)360
Analog Input Adjustment361
Analog Input Start/End Function Settings361
Terminal EO (Pulse/Pwm Output)363
Terminal am (Analog Output)365
Inverter Control Settings367
Carrier Frequency367
Automatic Carrier Reduction368
2Nd Control Function (SET)369
Other Operation Functions371
Starting Frequency371
Reduced Voltage Startup Selection372
Frequency Jump Function372
Acceleration/Deceleration Stop Function373
RUN Direction Limit Selection374
Permission of RUN Command374
Frequency Calculation Function375
Frequency Addition Function375
Remote Operation Function (UP/DWN)376
Output Voltage Gain377
AVR (Automatic Voltage Regulator) Function378
PID Function380
Automatic Energy-Saving Operation Function387
Commercial Switching (CS)387
Stabilization Parameter389
Pulse Train Frequency Input389
LAD Cancel Function390
Digital Operator and Operation Functions391
Soft Lock Function (SFT)391
Forced Operator Function (OPE)392
Forced Terminal Block Function (F-TM)392
Operation Selection at External Operator Disconnection393
Initial Screen Selection (Initial Screen after Power-On)393
Initial Screen Automatic Return Function393
Inverter Display on Operator Connection394
Display Fixed (DISP)394
Password Function394
User Parameter Setting Function397
User Parameter Automatic Setting Function397
Jog Dial Sensitivity398
Restart Functions399
Frequency Pull-In Restart399
Restart During Power Interruption, Undervoltage/Overvoltage, Overcurrent401
Power Recovery Restart Prevention Function (USP)405
Deceleration Stop on Power Interruption Function406
Functions Related to Protection, Warning, and Various Output Signals410
Free-Electronic Thermal Function410
Motor Electronic Thermal Function411
Electronic Thermal Warning414
Overload Limit/Overload Warning415
Overcurrent Suppression Function418
External Trip (EXT)418
Thermistor Trip Function419
Signal During RUN (RUN)419
Frequency Arrival Signal (FA2 to FA5)420
RUN Time/Power on Time over (RNT/ONT)421
Logic Operation Output Signal (LOG1 to LOG3)422
Capacitor Life Warning Signal (WAC)423
Cooling Fan Operation423
Cooling Fan Life Warning Signal (WAF)424
Communication Disconnection Detection Signal (Ndc)424
Starting Contact Signal (FR)425
Cooling Fin Overheat Warning (OHF)425
Low Current Signal (LOC)426
Fatal Fault Signal (MJA)426
Window Comparator (WCO/WCOI) (Disconnection Detection Odc/Oidc)427
Frequency Reference Selection Status Signal (FREF)428
RUN Command Status Signal (REF)428
2Nd Control Selection Signal (SETM)429
Ground Fault Detection Selection429
DC Injection Braking Function430
DC Injection Braking (DB)430
Safety Function436
Overview of Safety Function436
Safety Function Settings439
Wiring and Usage of the Safety Function440
Periodic Inspection441
Option/Applied Functions (Group P)442
Operation Selection on Option Error442
Driveprogramming Function Parameters442
Communications Functions445
Communications Specifications447
RS485 Terminal Arrangement and Connection448
Modbus Communication Parameters449
Modbus Communication Protocol451
Message Configuration451
Required Communications Time453
Normal Response453
Abnormal Response453
No Response454
Explanation of each Function Code455
Read Coil Status [01 Hex]455
Read from Holding Register [03 Hex]456
Write to Coil [05 Hex]457
Write to Holding Register [06 Hex]458
Loop-Back Test [08 Hex]459
Write to Multiple Coils [0F Hex]460
Write to Multiple Holding Registers [10 Hex]462
Read/Write From/To Multiple Holding Registers [17H]463
Exception Response464
Saving a Change to Holding Register (Enter Command)465
How to Issue Enter Command465
EEPROM Write Mode467
Modbus Mapping Function468
Operation of Modbus Mapping Function468
Modbus Mapping Function Settings469
Compressed Single-Word Registers470
Troubleshooting for Modbus Mapping Function472
Endian Function473
Co-Inverter Communication475
Co-Inverter Communication Parameters476
Co-Inverter Communication Settings479
Modbus Communication Data Lists481
Coil Number List481
Monitor Function/Enter Command Register List485
Group F Register List494
Group A/B/C/H/P Register List495
2Nd Control Register Number List540
Overview of Driveprogramming545
Troubleshooting549
Alarm Display and Remedies550
Alarm Display550
Alarm Code List552
Option Unit Protective Function List558
Warning Display559
Other Indications on Digital Operator560
Troubleshooting561
Maintenance and Inspection569
Daily Inspection574
Cleaning574
Periodic Inspection575
Daily/Periodic Inspection Items575
Megger Test578
Withstand Voltage Test578
Inverter/Converter Unit Test578
I/O Voltage/Current/Electric Power Measurement Method580
Overview of Optional Equipment584
Part Names and Descriptions584
Digital Operator (Model: 3G3AX-OP01)586
Specifications586
External Dimensions587
Digital Operator Cable (Model: 3G3AX-CAJOP300-EE)588
Specifications588
External Dimensions588
Ethercat Communications Unit (Model: 3G3AX-MX2-ECT)589
Specifications589
External Dimensions590
Appendices591
Derating592
Smoothing Capacitor Life Curve597
Life Alarm Output598
Ul/Cul Standards Cautions599
Overview of Inverter Selection603
Index607

Omron MX2 Series - Revision History

Table of Contents

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