Mitsubishi FR-A800

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BASIC OPERATION

4 BASIC OPERATION

This chapter explains the "BASIC OPERATION" of this product.

Always read the instructions before using the equipment.

4.1 Operation panel (FR-DU08) ......................................................98

4.2 Monitoring the inverter status .................................................102

4.3 Easy operation mode setting (easy setting mode) ................103

4.4 Frequently-used parameters (simple mode parameters) ......105

4.5 Basic operation procedure (PU operation).............................107

4.6 Basic operation procedure (External operation) ...................112

4.7 Basic operation procedure (JOG operation) ..........................119

Main Page

Default Chapter2
- Safety Instructions2
- Contents4
- Table of Contents7
- Abbreviations12
- Introduction12
- Inverter Model13
- Product Checking and Accessories13
- Accessory14
- How to Read the SERIAL Number14
- Component Names15
- Operation Steps16
- Installation and Wiring18
- Peripheral Devices19
- Removal and Reinstallation of the Operation Panel or the Front Covers23
- Inverter and Peripheral Devices19
- Installation of the Inverter and Enclosure Design27
  - Removal of the Front Cover (Lower Side)23
  - Reinstallation of the Front Covers24
  - Removal of the Front Cover (Upper Side)24
  - Inverter Installation Environment27
  - Standard Environmental Specifications of the Inverter27
  - Temperature27
  - Humidity28
  - Dust, Dirt, Oil Mist28
  - Explosive, Flammable Gases28
  - Corrosive Gas, Salt Damage28
  - Cooling System Types for Inverter Enclosure29
  - Vibration, Impact29
  - Above the Inverter30
  - Installation Orientation of the Inverter30
  - Inverter Installation30
  - Inverter Placement30
  - Arrangement of the Ventilation Fan and Inverter31
  - Arrangement of Multiple Inverters31
  - Heatsink Protrusion Attachment Procedure32
  - Panel Cutting32
- Terminal Connection Diagrams34
  - Protrusion of Heatsink of the FR-A840-04320(160K) or Higher32
  - When Using a Heatsink Protrusion Attachment (FR-A8CN)32
- Main Circuit Terminals38
  - Installation of the Inverter33
  - Shift and Removal of a Rear Side Installation Frame33
  - FM Type34
  - CA Type36
  - Details on the Main Circuit Terminals38
  - Terminal Layout of the Main Circuit Terminals39
  - Wiring of Power Supply and the Motor39
  - Handling of the Wiring Cover41
- Control Circuit46
  - Applicable Cables and the Wiring Length42
  - Total Wiring Length44
  - With Induction Motor44
  - With PM Motor44
  - Earthing (Grounding) Methods and Earthing (Grounding) Work45
  - Earthing (Grounding) Precautions45
  - Purpose of Earthing (Grounding)45
  - Details on the Control Circuit Terminals46
  - Input Signal46
  - Communication49
  - Safety Stop Signal49
  - Control Logic (Sink/Source) Change50
  - Sink Logic51
  - Sink Logic and Source Logic51
  - Source Logic51
  - When Using an External Power Supply for Transistor Output51
  - Wiring of Control Circuit52
  - Power Supply Connection52
  - Control Circuit Terminal Layout52
  - Wiring Method52
  - Signal Inputs by Contactless Switches54
  - Wiring Precautions54
  - Cable Size for the Control Circuit Power Supply55
  - Connection Method55
  - Starting and Stopping the 24 V External Power Supply Operation57
  - When Supplying 24 V External Power to the Control Circuit57
  - Specification of the Applicable 24 V External Power Supply57
- Communication Connectors and Terminals60
  - Confirming the 24 V External Power Supply Input57
  - Function Description58
  - Operation While the 24 V External Power Is Supplied58
  - Safety Stop Function58
- Connection of Motor with Encoder (Vector Control)63
  - Connection Diagram59
  - Safety Stop Function Operation59
  - Communication Operation60
  - PU Connector60
  - USB Connector61
  - USB Host Communication61
  - USB Device Communication62
  - RS-485 Terminal Block62
  - Appearance and Parts Name of FR-A8AP63
  - Terminals of the FR-A8AP63
  - Encoder Type Selection Switch (SW3)64
  - Motor and Switch Setting64
  - Switches of the FR-A8AP64
  - Terminating Resistor Selection Switch (SW1)64
  - Encoder Cable65
  - SF-JR/HR/JRCA/HRCA with Encoder65
  - Wiring Example66
  - Speed Control66
  - Torque Control66
  - Connection Terminal Compatibility Table66
- Connection of Stand-Alone Option Units72
  - Position Control67
  - Vector Control Dedicated Motor (SF-V5RU, SF-THY), 12 V Complementary67
  - Instructions for Encoder Cable Wiring68
  - Parameter for the Encoder (Pr.359, Pr.369)69
  - Parameter Settings for the Motor under Vector Control69
  - Combination with the SF-V5RU and SF-THY (ND Rating)70
  - Combination with the Vector Control Dedicated Motor70
  - Ombination with the SF-V5RU1, 3, 4, and SF-THY (ND Rating)71
  - Connection of the Dedicated External Brake Resistor (FR-ABR)72
  - Connection Example with the GRZG Type Discharging Resistor74
  - Connection of the Brake Unit (FR-BU2)74
- Electro-Magnetic Interference (EMI) and Leakage Currents83
  - Connection Example with the FR-BR-(H) Resistor Unit75
  - Connection Example with the MT-BR5 Type Resistor Unit75
  - Connection of the Brake Unit (BU Type)76
  - Connection of the Brake Unit (FR-BU)76
  - Connection of the High Power Factor Converter (FR-HC2)77
  - Connection of the Power Regeneration Common Converter (FR-CV)78
  - Connection of the Power Regeneration Converter79
- Power Supply Harmonics88
  - Connection of the DC Reactor (FR-HEL)80
  - Precautions for Use of the Inverter82
  - Leakage Currents and Countermeasures83
  - Line-To-Line Leakage Currents83
  - To-Earth (Ground) Leakage Currents83
  - Countermeasures against Inverter-Generated EMI85
- Installation of a Reactor91
  - Data Line Filter86
  - EMI Countermeasure Example86
- Power-OFF and Magnetic Contactor (MC)92
  - Outline Dimension Drawings (Zcat3035-1330)86
  - How to Enable or Disable the Filter87
  - Built-In EMC Filter87
  - Countermeasures88
- Countermeasures against Deterioration of the 400 V Class Motor Insulation93
- Checklist before Starting Operation94
- Failsafe System Which Uses the Inverter96
  - The Differences between Harmonics and Noises88
  - Application of the Specific Consumer Guidelines89
- Operation Panel (FR-DU08)99
  - Harmonic Suppression Guidelines in Japan89
  - Calculation of Equivalent Capacity P0 of Harmonic Generating Equipment90
  - Calculation of Outgoing Harmonic Current90
  - Equivalent Capacity Limits90
- Monitoring the Inverter Status103
- Easy Operation Mode Setting (Easy Setting Mode)104
  - Harmonic Content90
  - Harmonic Suppression Techniques91
- Frequently-Used Parameters (Simple Mode Parameters)106
- Basic Operation Procedure (PU Operation)108
  - Determining if a Countermeasure Is Required91
  - Handling of the Magnetic Contactor on the Inverter's Output Side92
  - Handling of the Manual Contactor on the Inverter's Output Side92
  - Inverter Input Side Magnetic Contactor (MC)92
- Basic Operation Procedure (External Operation)113
- Suppressing the Surge Voltage on the Inverter Side93
- Basic Operation Procedure (JOG Operation)120
  - Interlock Method Which Uses the Inverter Status Output Signals96
  - Backup Method Outside the Inverter97
  - Command Speed and Actual Operation Check97
  - Start Signal and Actual Operation Check97
  - Basic Operation98
  - Components of the Operation Panel (FR-DU08)99
  - Basic Operation of the Operation Panel100
  - Correspondences between Digital and Actual Characters101
  - Parameter Setting Mode101
  - Changing the Parameter Setting Value102
  - Displaying the Set Frequency103
  - First Monitored Item103
  - Monitoring of Output Current and Output Voltage103
  - Simple Mode Parameter List106
  - Operating at a Set Frequency108
  - Using the Setting Dial Like a Potentiometer to Perform Operation109
  - Setting the Frequency by Switches110
  - Setting the Frequency with Analog Signals111
  - Using an Analog Signal (Current Input) to Give Frequency Command112
  - Using the Frequency Set by the Operation Panel113
  - Setting the Frequency with Analog Signals (Voltage Input)116
  - Changing the Frequency117
  - Performing JOG Operation Using External Signals120
  - JOG Operation from the Operation Panel121
  - Parameters122
  - Parameter List123
  - Group Parameter Display149
  - Changing to the Grouped Parameter Numbers149
  - Changing Parameter Settings in the Group Parameter Display149
  - Parameter List (by Function Group)150
  - Operation Command and Frequency Command151
  - Monitor Display and Monitor Output Signal152
  - Multi-Function Input Terminal Parameters152
  - Motor Constant Parameters153
  - Application Parameters154
  - Position Control Parameters156
  - Operation Via Communication and Its Settings157
  - Control Parameter157
  - Advanced Magnetic Flux Vector Control159
  - Control Method159
  - V/F Control159
  - Real Sensorless Vector Control160
  - Vector Control160
  - PM Sensorless Vector Control161
  - Vector Control and Real Sensorless Vector Control162
  - Block Diagram of Real Sensorless Vector Control163
  - Block Diagram of Vector Control163
  - Changing the Control Method165
  - Selection of Control Method and Control Mode166
  - Setting the Motor Capacity and the Number of Motor Poles166
  - I/O Signal Operation During the Test Operation167
  - PM Sensorless Vector Control Test167
  - Selecting the Fast-Response Operation167
  - Vector Control Test Operation167
  - Valid/Invalid Status of Monitor Outputs During the Test Run168
  - Changing the Control Method with External Terminals169
  - Changing the Control Mode with External Terminals170
  - Selecting the Advanced Magnetic Flux Vector Control171
  - Driving Two Motors under Advanced Magnetic Flux Vector Control172
  - Keeping the Motor Speed Constant When the Load Fluctuates172
  - Selecting the PM Sensorless Vector Control173
  - PM Parameter Initialization List175
  - Low-Speed Range High-Torque Characteristic Is Set for the Second Motor177
  - Low-Speed Range Torque Characteristics177
  - When the Low-Speed Range High-Torque Characteristic Is Disabled177
  - When the Low-Speed Range Torque Characteristic Is Enabled177
  - Control Block Diagram179
  - Setting Procedure of Real Sensorless Vector Control (Speed Control)181
  - Setting Procedure of Vector Control183
  - Setting Procedure of PM Sensorless Vector Control (Speed Control)184
  - Setting the Torque Limit Level186
  - Block Diagram of Torque Limit187
  - Selecting the Torque Limit Input Method187
  - Torque Limit Level Using Analog Input188
  - Second Torque Limit Level189
  - Changing the Setting Increments of the Torque Limit Level190
  - Changing the Torque Characteristic of the Constant-Output Range191
  - Trip During Torque Limit Operation191
  - Adjusting the Stall Prevention Operation Signal and Output Timing192
  - Performing High-Accuracy, Fast-Response Control193
  - Block Diagram of Easy Gain Tuning Function194
  - Execution Procedure for Easy Gain Tuning194
  - Parameters Set Automatically by Easy Gain Tuning195
  - Adjusting the Speed Control Gain Manually196
  - Compensating the Speed Control P Gain in the Constant Output Range197
  - When Using a Multi-Pole Motor (8 Poles or More)197
  - Setting the Speed Control P Gain in the Per-Unit System198
  - Troubleshooting in the Speed Control199
  - Speed Feed Forward Control201
  - Combining with Easy Gain Tuning202
  - Model Adaptive Speed Control202
  - Block Diagram203
  - Torque Bias203
  - Setting the Torque Bias Amount Using Contact Input204
  - Setting the Torque Bias Amount Using Terminal 1204
  - Setting the Torque Bias Amount Automatically Using Terminal 1205
  - Torque Bias Command Via PROFIBUS-DP Communication205
  - Torque Bias Operation206
  - Speed Limit207
  - Speed Deviation Excess Detection207
  - Avoiding Motor Overrunning207
  - Deceleration Check208
  - Notch Filter209
  - Pr.1003 Notch Filter Frequency209
  - Pr.1004 Notch Filter Depth209
  - Pr.1005 Notch Filter Width209
  - Torque Control under Real Sensorless Vector Control and Vector Control210
  - Operation Transition212
  - Operation Example213
  - Torque Command by Analog Input (Terminal 1)217
  - Torque Command217
  - Torque Command by Parameter218
  - Modifying the Torque Characteristics in the Constant Output Area219
  - Reverse Selection of the Torque Command219
  - Torque Command by 16-Bit Digital Input219
  - Speed Limit Method Selection220
  - Setting Separately for Forward and Reverse Rotation221
  - Using the Speed Command During Speed Control221
  - Forward/Reverse Rotation Speed Limit Using Analog Input222
  - Speed Limit Mode 2223
  - Speed Limit Mode 3224
  - Speed Limit Mode 4225
  - Current Control Integral Time Adjustment226
  - Current Loop Proportional (P) Gain Adjustment226
  - Speed Limit Mode Switching by External Terminals226
  - Troubleshooting in Torque Control227
  - Using Two Types of Gain227
  - Torque Control by Variable-Current Limiter Control228
  - About Position Control229
  - Simple Positioning Function by Parameters233
  - Positioning by a Point Table237
  - Position Data Settings237
  - Acceleration/Deceleration Time238
  - Auxiliary Function Setting238
  - Setting the Waiting (Dwell) Time238
  - Return to Home Position During Point Table Positioning240
  - Selecting the Home Position Return Method240
  - Home Position Return Error242
  - Sudden Stop243
  - Input/Output Signals for Point Table Positioning244
  - Roll Feed Mode244
  - Output Signal Operation During Positioning with Home Position Return245
  - Position Control by Inverter Pulse Train Input245
- Gain Adjustment of Current Controllers for the D Axis and the Q Axis256
- (E) Environment Setting Parameters257
- Real Time Clock Function258
  - Reset Selection/Disconnected PU Detection260
  - PU Stop Selection260
  - Disconnected PU Detection261
- PU Display Language Selection262
- Buzzer Control262
- PU Contrast Adjustment262
- Reset Limit Function262
- Frequency Change Increment Amount Setting265
- Multiple Rating Setting266
- Changing the Parameter Initial Values and Setting Ranges266
- Using the Power Supply Exceeding 480V267
- Password Function270
  - Parameter Reading/Writing Restriction Level270
  - Registering a Password270
  - Unlocking a Password271
  - Parameter Operations During Password Locking/Unlocking271
- Free Parameter272
- Setting Multiple Parameters as a Batch272
  - Automatic Parameter Setting273
  - PID Monitor Indicator Setting273
  - GOT Initial Setting (PU Connector)274
  - GOT Initial Setting (RS-485 Terminals)275
  - Rated Frequency275
- Extended Parameter Display and User Group Function276
  - Display of Simple Mode Parameters and Extended Parameters276
  - Registering a Parameter in a User Group277
  - Clearing a Parameter from a User Group277
- PWM Carrier Frequency and Soft-PWM Control278
  - Changing the PWM Carrier Frequency278
  - Soft-PWM Control278
  - PWM Carrier Frequency Automatic Reduction Function279
- Inverter Parts Life Display279
  - Life Alarm Display and Signal Output280
  - Life Display of the Inrush Current Limit Circuit280
  - Life Display of the Control Circuit Capacitor281
  - Life Display of the Cooling Fan282
  - Life Display of Internal Air Circulation Fans282
  - Maintenance Timer Alarm283
  - Pr.570 Setting267
  - Display-Off Mode263
- Resetting USB Host Errors263
- Setting Dial Potentiometer Mode/Key Lock Operation Selection264
  - Using the Setting Dial Like a Potentiometer to Set the Frequency264
  - Disabling the Setting Dial and Key Operation of the Operation Panel264
- Parameter Write Selection268
  - Writing Parameters Only During Stop268
  - Disabling Parameter Write269
  - Writing Parameters During Operation269
- Current Average Value Monitor Signal284
  - Data Output Mask Time Setting284
  - Current Average Time Setting284
  - Current Average Value Monitor Signal Output Reference Current Setting285
  - Maintenance Timer 1 Output285
- Setting the Acceleration and Deceleration Time286
  - Clear Signal Selection246
  - Operation Outline246
  - Selecting the Pulse Train Type246
  - Pulse Monitor Selection247
  - The Pulse Monitor of the Operation Panel247
  - Electronic Gear Setting248
  - Gear Ratio Calculation248
  - Motor Stop Characteristics249
  - Position Command Constant Value During Acceleration/Deceleration250
  - In-Position Width250
  - Position Adjustment Parameter Settings250
  - Excessive Error Level250
  - Position Detected Signal251
  - Model Adaptive Position Control252
  - Position Control Gain Adjustment252
  - Position Feed Forward Gain252
  - Position Loop Gain252
  - Troubleshooting in Position Control253
  - Stabilizing Torque Detection255
  - Stabilizing Speed Detection255
  - Speed Detection Filter and Torque Detection Filter255
  - Employing Multiple Primary Delay Filters255
  - Excitation Ratio256
F) Setting of Acceleration/Deceleration Time and Acceleration/Deceleration Pattern286
- Acceleration Time Setting287
- Changing the Minimum Increment of the Acceleration/Deceleration Time288
- Deceleration Time Setting288
- Setting Multiple Acceleration/Deceleration Times289
- Switching Frequency for each Control Method289
- Emergency Stop Function290
- Setting the Acceleration/Deceleration Time in the Low-Speed Range290
- Acceleration/Deceleration Pattern291
- Remote Setting Function296
- Starting Frequency and Start-Time Hold Function299
- Minimum Motor Speed Frequency and Hold Function at the Motor Start up300
- Shortest Acceleration/Deceleration and Optimum Acceleration/Deceleration (Automatic Acceleration/Deceleration)301
D) Operation Command and Frequency Command306
- Operation Mode Selection306
- Operation Mode Selection307
- JOG Operation328
- Motor Overheat Protection (Electronic Thermal O/L Relay)332
- Fault Definition340
- Avoiding the Mechanical Resonance Points (Frequency Jump)347
- 6-Point Frequency Jump348
- Stall Prevention Operation349
- Motor Overspeeding Detection356
M) Monitor Display and Monitor Output Signal357
- Speed Display and Rotations Per Minute Setting358
- Monitor Display (Setting) Increments359
- Monitor Indicator Selection Using Operation Panel or Via Communication360
- Monitor Display Selection for Terminals FM/CA and am370
- Monitor Display Selection for Terminals FM/CA and am376
- Energy Saving Monitor380
- Output Terminal Function Selection385
- Output Frequency Detection393
  - Low Speed Detection395
  - Speed Detection Hysteresis395
- Output Current Detection Function396
- Zero Current Detection397
- Output Torque Detection398
- Remote Output Function399
- Remote Output Data Retention399
- Analog Remote Output Function401
- Analog Remote Output Data Retention402
- Fault Code Output Selection403
- Pulse Train Output of Output Power404
- Detection of Control Circuit Temperature405
  - Control Circuit Temperature Monitor405
  - Control Circuit Temperature Detection405
T) Multi-Function Input Terminal Parameters406
- Analog Input Selection407
- Analog Input Terminal (Terminal 1, 4) Function Assignment411
- Analog Input Compensation412
  - Addition Compensation412
  - Override Function413
- Analog Input Responsiveness and Noise Elimination414
- Frequency Setting Voltage (Current) Bias and Gain416
- Bias and Gain for Torque (Magnetic Flux) and Set Voltage (Current)422
  - Calibration of Analog Input Bias and Gain424
  - Adjust Method for the Torque Setting Voltage (Current) Bias and Gain425
- Checking of Current Input on Analog Input Terminal427
- Input Terminal Function Selection431
  - Input Terminal Function Assignment431
  - Adjusting the Response of Input Terminal433
- Inverter Output Shutoff Signal434
  - About Output Shutoff Signal434
  - MRS Signal Logic Inversion434
- Selecting Operation Condition of the Second Function Selection Signal (RT) and the Third Function Selection Signal (X9)435
- Start Signal Operation Selection437
- Applied Motor439
- Offline Auto Tuning443
- Offline Auto Tuning for a PM Motor (Motor Constants Tuning)453
  - Parameters in Which the Tuning Results Are Set to after Tuning459
  - Tuning Adjustment459
- Online Auto Tuning461
- Signal Loss Detection of Encoder Signals463
  - Magnetic Flux Observer463
  - Tuning the Second Applied Motor463
A) Application Parameters464
- Electronic Bypass Function465
  - Electronic Bypass Sequence Function466
  - Operation of Magnetic Contactor (MC1, MC2, MC3)467
  - Electronic Bypass Operation Sequence468
  - Operation469
  - Example of Operation Sequence with Automatic Bypass Sequence469
  - Signal Operation after Setting Parameters469
- Self Power Management471
  - Terminal R1, S1 Inputs471
  - 24 V External Power Supply Input471
  - Operation of the Self Power Management Function472
- Brake Sequence Function474
  - Setting the Brake Sequence Operation476
  - Operation with Brake Opening Completion Signal Input476
  - Operation Without Brake Opening Completion Signal Input477
  - Set Multiple Brake Sequence Functions477
  - Brake Sequence Function When the RT Signal Is on477
  - Protective Function478
- Stop-On-Contact Control479
  - Connection and Operation Example479
  - Setting the Stop-On-Contact Control480
  - Function Switching of Stop-On-Contact Control Selection480
  - Setting the Frequency During Stop-On-Contact Control481
- Load Torque High Speed Frequency Control482
  - Load Torque High Speed Frequency Control Settinge483
  - Operation of Load Torque High-Speed Frequency Control483
- Traverse Function485
- Swinging Suppression Control487
  - Swinging Suppression Control Operation487
  - Swinging Frequency Setting488
  - Waiting Time for Brake Operation of Swinging Suppression Control488
- Orientation Control489
  - Connection Example491
  - Setting I/O Signals492
  - Selecting Stop Position Command492
  - Pr.361 Position Shift493
  - Monitor Display Change493
  - Pr.357 Orientation In-Position Zone493
  - Relationship between Stop Position Command and 16-Bit Dat493
  - Orientation from the Running Status494
  - Orientation from the Stop Status495
  - Continuous Multi-Point Orientation496
  - Servo Torque Selection497
  - Description of Orientation Operation498
  - Orientation from the Current Rotation Direction498
  - Orientation from the Forward Rotation Direction499
  - Orientation from the Reverse Rotation Direction499
  - Servo Rigidity Adjustment500
  - Pr.399 Orientation Deceleration Ratio500
  - Pr.351 Orientation Speed (Initial Value: 2 Hz) (Vector Control)501
- PID Control502
  - Basic Configuration of PID Control504
  - PID Action Outline504
  - PID Action505
  - Reverse Action505
  - Forward Action505
  - Relationship between Deviation and Manipulated Amount505
  - PID Automatic Switchover Control509
  - PID Output Suspension Function510
  - Integral Stop Selection at Limited Frequency511
  - PID Monitor Function511
  - Adjustment Procedure512
  - Calibration Example512
  - Calibrating Set Point Input513
  - Calibrating Measured Value Input513
  - Setting Multiple PID Functions513
- Changing the Display Increment of the Numerical Values Used in PID Control515
  - Calibration of PID Display Bias and Gain516
  - Changing the PID Display Coefficient of the LCD Operation Panel517
- PID Pre-Charge Function518
  - Example of Pre-Charge Operation519
  - Operation Setting at Pre-Charge Fault520
  - Example of Protective Function by Time Limit520
  - Example of Protective Function Measured Value Limit520
  - Setting Multiple PID Pre-Charge Functions521
- Dancer Control522
  - Block Diagram of Dancer Control523
  - Outline of Dancer Control523
  - Dancer Control Operation Selection524
  - Selection of Set Point/Measured Value Input Method525
  - Selection of Additive Method for PID Calculation Result526
  - Setting the Upper and Lower Limits of the PID Manipulated Amount526
  - Input/Output Signals526
  - Priority of Main Speed Commands527
  - Adjustment Procedure for Dancer Roll Position Detection Signal528
- Automatic Restart after Instantaneous Power Failure/Flying Start with an Induction Motor529
  - Automatic Restart after Instantaneous Power Failure Function530
  - Connection (CS Signal)530
  - Restart Operation with Frequency Search531
  - Restart Operation Without Frequency Search532
  - Restart Operation with Encoder Detection Frequency Search532
  - Restart at Every Start533
  - Automatic Restart Operation of MRS (X10) Signal533
  - Adjustment of Restart Coasting Time533
  - Restart Cushion Time533
  - Adjustment of Restart Operation534
- Automatic Restart after Instantaneous Power Failure/Flying Start with an IPM Motor535
  - Selection of Restart Operation536
  - Restart Coasting Time536
- Offline Auto Tuning for a Frequency Search537
  - Offline Auto Tuning When Performing a Frequency Search by V/F Control538
  - Before Executing Offline Auto Tuning538
- Power Failure Time Deceleration-To-Stop Function541
  - Connection and Parameter Setting541
  - Outline of Operation of Deceleration Stop at a Power Failure542
  - Action Setting at Undervoltage and Power Failure542
  - Power Failure Stop Function542
  - Continuous Operation Function at Instantaneous Power Failure543
  - Undervoltage Avoidance Function543
  - Automatic Adjustment of Deceleration Time544
  - Deceleration Stop by the Power Failure Stop External Signal (X48)544
  - During Deceleration at Occurrence of Power Failure Signal (Y46)544
  - Power Failed Signal (Y67 Signal)545
- PLC Function546
- Copying the PLC Function Project Data to USB Memory547
- Trace Function548
  - Selection of Trace Mode550
  - Setting of Sampling Cycle (Interval) and Number of Sampling Channels550
  - Analog Source (Monitored Item) Selection551
  - Trigger Setting553
  - Monitoring the Trace Status555
  - (N) Operation Via Communication and Its Settings556
- Wiring and Configuration of PU Connector556
  - Wiring and Configuration of PU Connector Communication System557
  - System Configuration557
  - Wiring of Computer by RS-485557
- Wiring and Configuration of RS-485 Terminals558
  - RS-485 Terminal Layout558
  - Connection of RS-485 Terminals and Wires558
  - System Configuration of RS-485 Terminals559
  - Computer and Inverter Connection559
  - Combination of Computer and Multiple Inverters559
  - How to Wire RS-485 Terminals560
  - Two-Wire Type Connection560
- Initial Setting of Operation Via Communication561
  - Setting the Communication Protocol561
  - Communication EEPROM Write Selection561
  - Operation Selection at a Communication Error562
- Initial Settings and Specifications of RS-485 Communication564
- Mitsubishi Inverter Protocol (Computer Link Communication)566
  - Communication Specifications566
  - Communication Operation Presence/Absence and Data Format Types567
  - Data Writing Format567
  - Data Definitions569
  - Control Code569
  - Waiting Time569
  - Sum Check Code569
  - Error Code570
  - Response Time570
  - Data Check Time570
  - Retry Count Setting571
  - Signal Loss Detection572
  - Instructions for the Program573
  - Setting Items and Set Data575
  - List of Calibration Parameters577
  - Operation Command578
  - Inverter Status Monitor578
  - Multi Command (HF0)579
- Modbus-RTU Communication Specification580
  - Broadcast581
  - Error Response581
  - Message Format581
  - Normal Response581
  - Communication Method582
  - Message Frame (Protocol)582
  - Function Code List583
  - Read Holding Register584
  - Preset Single Register585
  - Diagnostics (Diagnosis of Functions) (H08 or 08)586
  - Query Message586
  - Preset Multiple Registers587
  - Read Holding Register Access Log588
  - Modbus Register590
  - Operation Mode/Inverter Setting590
  - System Environmental Variables590
  - Output Signal LF "Alarm Output593
  - Pr.343 Communication Error Count593
  - USB Communication Specifications595
  - USB Device Communication595
  - Automatic Connection System Configuration596
  - Automatic Connection with GOT596
    - GOT2000 Series Automatic Recognition596
    - (G) Control Parameters597
- Manual Torque Boost598
  - Starting Torque Adjustment598
  - Setting Multiple Torque Boosts598
- Base Frequency, Voltage599
  - Setting Multiple Base Frequencies599
  - Setting of Base Frequency599
  - Setting of Base Frequency Voltage600
  - Application for Constant-Torque Load601
  - Application for Variable-Torque Load601
  - Load Pattern Selection601
    - Switching Applied Load Selection with a Terminal602
    - Vertical Lift Load Applications602
  - Energy Saving Control603
    - Energy Saving Operation603
    - Optimum Excitation Control603
  - Adjustable 5 Points V/F604
  - SF-PR Slip Amount Adjustment Mode605
  - DC Injection Brake, Zero Speed Control, and Servo Lock606
  - Output Stop Function612
  - Make the Motor Perform Coast to Stop614
  - Stop Selection614
- Regenerative Brake Selection and DC Feeding Mode615
  - Details of the Setting Value616
  - When Using Built-In Brake Resistor, Brake Unit616
  - When Using High-Duty Brake Resistor617
  - When Using Brake Unit617
  - When Using Power Regeneration Converter617
  - When Using the High Power Factor Converter (FR-HC2)617
  - Logic Reversing of Inverter Run Enable Signal618
  - Regenerative Brake Usage Rate Alarm Output and Alarm Signal618
  - Reset When the Power Is Supplied to the Main Circuit618
  - DC Feeding Mode619
  - Power Supply Specification for DC Feeding621
- Regeneration Avoidance Function622
  - What Is Regeneration Avoidance Operation?622
  - To Detect the Regenerative Status During Deceleration Faster623
  - Limit Regeneration Avoidance Operation Frequency623
  - Adjustment of Regeneration Avoidance Operation623
- Increased Magnetic Excitation Deceleration625
  - Setting of Increased Magnetic Excitation Rate625
  - Overcurrent Prevention Function626
- Slip Compensation626
- Encoder Feedback Control627
  - Setting before Operation627
  - Selection of Encoder Feedback Control628
  - Feedback Gain628
  - Overspeed Detection628
- Droop Control629
  - Limiting the Frequency after the Droop Compensation630
  - Droop Control Break Point Setting630
- Speed Smoothing Control631
Parameter Clear / All Parameter Clear632
Copying and Verifying Parameters on the Operation Panel633
- Parameter Copy633
- Reading the Parameter Settings of the Inverter to the Operation Panel633
- Copying Parameter Settings Read to the Operation Panel to the Inverter634
- Parameter Verification635
Copying and Verifying Parameters Using USB Memory636
- Changes in USB Memory Copy Operation States636
- Procedure for Copying Parameters to USB Memory637
- Procedure for Copying Parameters from USB Memory to Inverter637
Checking Parameters Changed from Their Initial Values (Initial Value Change List)639
Protective Functions640
Inverter Fault and Alarm Indications641
Reset Method for the Protective Functions641
Check and Clear of the Faults History642
- Faults History Clearing Procedure643
The List of Fault Displays644
Causes and Corrective Actions646
- Warning649
Check First When You Have a Trouble665
- Motor Does Not Start665
Precautions for Maintenance and Inspection674
- Inspection Item675
  - Daily Inspection675
  - Inverter Replacement683
- Measurement of Main Circuit Voltages, Currents and Powers684
Specifications690
- Inverter Rating691
- Motor Rating693
- Common Specifications696
Appendix708
- Replacement of the FR-A700 Series709
- Differences and Compatibility with the FR-A700 Series709
- Appendix 1 for Customers Replacing the Conventional Model with this Inverter709
  - Replacement of the FR-A500(L) Series710
  - Instructions for Continuous Use of the FR-PU07710
- Appendix 2 Specification Comparison between PM Sensorless Vector Control and Induction Motor Control711
- Appendix 3 Parameters (Functions) and Instruction Codes under Different Control Methods712
  - List of Inverter Monitored Items730
- Appendix 4 for Customers Using HMS Network Options730

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