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Mitsubishi Electric FR-E720S Manuals
Manuals and User Guides for Mitsubishi Electric FR-E720S. We have
3
Mitsubishi Electric FR-E720S manuals available for free PDF download: Instruction Manual
Mitsubishi Electric FR-E720S Instruction Manual (608 pages)
Brand:
Mitsubishi Electric
| Category:
Inverter
| Size: 18.33 MB
Table of Contents
Table of Contents
13
1 Product Checking and Part Identification
21
Inverter Type
21
Description of the Case
22
Fr-E700 Sc Ec
22
E700 Sc Ene
23
Accessory
24
2 Installation
25
Removal and Reinstallation of the Front Cover
25
FR-E720S SC and FR-E740-016SC to FR-E740-170SC
25
FR-E740-230SC and FR-E740-300SC
26
Removal and Reinstallation of the Wiring Cover
28
Mounting
29
Enclosure Design
31
Inverter Installation Environment
31
Inverter Placement
35
3 Wiring
37
Inverter and Peripheral Devices
37
Peripheral Devices
39
Terminal Connection Diagram
40
E700 Sc Ec
40
E700 Sc Ene
41
Main Circuit Connection
43
Specification of Main Circuit Terminals
43
Terminal Layout and Wiring
44
Control Circuit Specifications
51
Control Circuit Terminals
54
Wiring Instructions
59
Safety Stop Function
60
Changing the Control Logic
63
PU Connector
66
Connecting the Parameter Unit Using a Connection Cable
66
Connection to the PU Connector at FR-E700 SC ENE
67
RS-485 Communication
67
USB Connector
68
System Configuration for Ethernet Communication (FR-E700 SC ENE)
69
Ethernet Communication Overview
69
Ethernet Connector
70
LED Indicator for Communication Status
71
Removal of the Ethernet Board
72
Connection of Stand-Alone Option Units
73
Magnetic Contactors (MC)
73
Connection of a Dedicated External Brake Resistor FR-ABR (FR-E720S-030SC or More, FR-E740-016SC or More)
75
Connection of a Brake Unit FR-BU2
78
Connection of the High Power Factor Converter FR-HC
81
Connection of the Power Regeneration Common Converter FR-CV
82
Connection of the Power Improving DC Reactor FFR-HEL-(H)-E
83
Installation of a Reactor
83
Electromagnetic Compatibility (EMC)
84
Leakage Currents and Countermeasures
84
Inverter-Generated Noises and Their Reduction Techniques
88
Power Supply Harmonics
91
Inverter-Driven 400 V Class Motor
92
4 Operation
93
Precautions for Use of the Inverter
93
Failsafe of the System Which Uses the Inverter
96
Drive the Motor
99
Operation Panel
100
Parts of the Operation Panel
100
Basic Operation (Factory Setting)
102
Easy Operation Mode Setting (Easy Setting Mode)
103
Operation Lock
105
Monitoring of Output Current and Output Voltage
107
First Priority Monitor
107
Digital Dial Push
107
Change the Parameter Setting Value
108
Parameter Clear/All Parameter Clear
109
Initial Value Change List
110
5 Basic Settings
113
Simple Mode Parameter List
113
Overheat Protection of the Motor by the Inverter
114
When the Rated Motor Frequency Is 60 Hz (Pr. 3)
116
Increase the Starting Torque (Pr. 0)
117
Limit the Maximum and Minimum Output Frequency (Pr. 1, Pr. 2)
119
Change the Acceleration/Deceleration Time (Pr. 7, Pr. 8)
121
Operation Mode (Pr. 79)
123
Large Starting Torque and Low Speed Torque Are Necessary
124
Control) (Pr. 71, Pr. 80, Pr. 81, Pr. 800)
124
To Exhibit the Best Performance of the Motor Performance
127
(Offline Auto Tuning) (Pr. 9, Pr. 71, Pr. 83, Pr. 84, Pr. 96)
127
PU Operation Mode
132
Set the Set Frequency to Operate
133
Use the Digital Dial Like a Potentiometer to Perform Operation
135
Use Switches to Give the Frequency Command (Multi-Speed Setting)
136
Perform Frequency Setting by Analog Voltage Input
138
Perform Frequency Setting by Analog Current Input
140
External Operation
142
Use the Set Frequency Set by PU (Pr. 79 = 3)
142
Use Switches to Give a Start Command and a Frequency Command
144
(Multi-Speed Setting) (Pr. 4 to Pr. 6)
144
Perform Frequency Setting by Analog Voltage Input
147
Perform Frequency Setting by Analog Current Input
151
6 Parameter
155
Parameter Overview
155
Control Mode
186
Change the Control Method (Pr. 80, Pr. 81, Pr. 800)
187
Adjust the Output Torque (Current) of the Motor
189
Manual Torque Boost (Pr. 0, Pr. 46)
189
Advanced Magnetic Flux Vector Control
192
General-Purpose Magnetic Flux Vector Control
195
Slip Compensation (Pr. 245 to Pr. 247)
197
Stall Prevention Operation
198
Limit the Output Frequency
206
Maximum and Minimum Frequency (Pr. 1, Pr. 2, Pr. 18)
206
Avoid Mechanical Resonance Points (Frequency Jumps) (Pr. 31 to Pr. 36)
208
Set V/F Pattern
210
Base Frequency, Voltage (Pr. 3, Pr. 19, Pr. 47)
210
Load Pattern Selection (Pr. 14)
212
Frequency Setting by External Terminals
214
Multi-Speed Setting Operation
214
(Pr. 4 to Pr. 6, Pr. 24 to Pr. 27, Pr. 232 to Pr. 239)
214
Jog Operation (Pr. 15, Pr. 16)
217
Remote Setting Function (Pr. 59)
221
Acceleration and Deceleration
225
Acceleration and Deceleration Time
225
Starting Frequency and Start-Time Hold Function (Pr. 13, Pr. 571)
229
Acceleration and Deceleration Pattern (Pr. 29)
231
Shortest Acceleration/Deceleration (Automatic Acceleration/Deceleration)
233
(Pr. 61 to Pr. 63, Pr. 292, Pr. 293)
233
Selection and Protection of a Motor
236
Motor Overheat Protection (Electronic Thermal O/L Relay) (Pr. 9, Pr. 51)
236
Applied Motor (Pr. 71, Pr. 450)
241
To Exhibit the Best Performance of the Motor Performance (Offline Auto Tuning) (Pr. 71, Pr. 80 to Pr. 84, Pr. 90 to Pr. 94, Pr. 96, Pr. 859)
244
Motor Brake and Stop Operation
254
DC Injection Brake (Pr. 10 to Pr. 12)
254
Selection of a Regenerative Brake (Pr. 30, Pr. 70)
257
Stop Selection (Pr. 250)
259
Stop-On Contact Control Function(Pr. 6, Pr. 48, Pr. 270, Pr. 275, Pr. 276)
261
Brake Sequence Function (Pr. 278 to Pr. 283, Pr. 292)
265
Function Assignment of External Terminals
270
Input Terminal Function Selection (Pr. 178 to Pr. 184)
270
Inverter Output Shutoff Signal (MRS Signal, Pr. 17)
273
Condition Selection of Function Validity by Second Function Selection
275
Signal (RT, Pr. 155)
276
Start Signal Selection (Terminal STF, STR, STOP, Pr. 250)
276
Output Terminal Function Selection (Pr. 190 to Pr. 192/Pr. 313 to Pr. 315)
280
Detection of Output Frequency (SU, FU, Pr. 41 to Pr. 43)
285
Output Current Detection Function (Y12, Y13, Pr. 150 to Pr. 153)
287
Remote Output Function (REM, Pr. 495 to Pr. 497)
289
Monitor Display and Monitor Output Signals
292
Speed Display and Speed Setting (Pr. 37)
292
Monitor Display Selection of DU/PU and Terminal am
294
Reference of the Terminal am (Analog Voltage Output) (Pr. 55, Pr. 56)
302
Terminal am Calibration [Calibration Parameter Pr. 645, C1 (Pr. 901)]
304
Operation Selection at Power Failure
307
Automatic Restart
307
Power Failure-Time Deceleration-To-Stop Function (Pr. 261)
319
Operation Setting at Alarm Occurrence
323
Retry Function (Pr. 65, Pr. 67 to Pr. 69)
323
Input/Output Phase Failure Protection Selection (Pr. 251, Pr. 872)
326
Earth (Ground) Fault Detection at Start (Pr. 249)
327
Energy Saving Operation
328
Optimum Excitation Control (Pr. 60)
328
Motor Noise, EMI Measures, Mechanical Resonance
329
PWM Carrier Frequency and Soft-PWM Control (Pr. 72, Pr. 240)
329
Speed Smoothing Control (Pr. 653)
330
Frequency Setting by Analog Input (Terminal 2, 4)
331
Analog Input Selection (Pr. 73, Pr. 267)
331
Input Filter Time Constant (Pr. 74)
336
Bias and Gain of Frequency Setting Voltage (Current) [Pr. 125, Pr. 126, Pr. 241, C2 (Pr. 902) to C7 (Pr. 905)]
337
Misoperation Prevention and Parameter Setting Restriction
344
Reset Selection/Disconnected PU Detection/Pu Stop Selection (Pr. 75)
344
Parameter Write Selection (Pr. 77)
349
Reverse Rotation Prevention Selection (Pr. 78)
351
User Groups (Pr. 160, Pr. 172 to Pr. 174)
352
Password Function (Pr. 296, Pr. 297)
355
Selection of Operation Mode and Operation Location
360
Operation Mode Selection (Pr. 79)
360
Operation Mode Selection
360
Operation Mode Selection Pr
361
Operation Mode at Power on Pr. 79, Pr
361
External Operation Mode at Power on
364
Fixed to External Operation Mode
369
Operation Mode at Power on (Pr. 79, Pr. 340)
372
Combined Operation Mode
379
External/Pu Combined Operation Mode
379
Communication Operation (Pr. 338, Pr. 339, Pr. 550, Pr. 551)
383
Communication Operation and Setting
383
PU Connector
383
Initial Settings and Specifications of RS-485 Communication
388
Communication E²PROM Write Selection (Pr. 342)
399
Mitsubishi Inverter Protocol (Computer Link Communication)
400
Modbus®-RTU Communication
419
Initial Settings and Specifications of Ethernet Communication
437
MELSOFT / FA Product Connection (FR-E700 SC ENE)
445
USB Communication (Pr. 547, Pr. 548)
446
Special Operation
447
PID Control (Pr. 127 to Pr. 134)
447
Dancer Control (Pr. 44, Pr. 45, Pr. 128 to Pr. 134)
459
Droop Control (Pr. 286 to Pr. 287)
467
Regeneration Avoidance Function
468
Useful Functions
471
Cooling Fan Operation Selection (Pr. 244)
471
Display of the Life of the Inverter Parts (Pr. 255 to Pr. 259)
472
Maintenance Timer Alarm (Pr. 503, Pr. 504)
477
Current Average Value Monitor Signal (Pr. 555 to Pr. 557)
478
Free Parameters (Pr. 888, Pr. 889)
482
Setting for the Parameter Unit, Operation Panel
483
RUN Key Rotation Direction Selection (Pr. 40)
483
PU Display Language Selection (Pr. 145)
483
Operation Panel Frequency Setting/Key Lock Operation Selection (Pr. 161)
484
Magnitude of Frequency Change Setting (Pr. 295)
485
Buzzer Control (Pr. 990)
486
PU Contrast Adjustment (Pr. 991)
486
Modbus®/Tcp (Fr-E700 Sc Ene)
487
CC-Link IE Field Network Basic
503
Programming Examples
518
Instructions
527
7 Troubleshooting
529
List of Alarm Display
530
Causes and Corrective Actions
532
Reset Method of Protective Function
547
LED Display
548
Check and Clear of the Fault History
549
Check First When You Have Troubles
551
Motor Does Not Start
551
Motor or Machine Generates Abnormal Noise
553
Inverter Generates Abnormal Noise
553
Motor Generates Heat Abnormally
553
Motor Rotates in Opposite Direction
554
Acceleration/Deceleration Is Not Smooth
554
Speed Varies During Operation
555
Operation Mode Is Not Changed Properly
556
Motor Current Is too Large
556
Speed Does Not Accelerate
557
Unable to Write Parameter Setting
557
Meters and Measuring Methods
558
Measurement of Powers
559
Measurement of Voltages and Use of PT
560
Measurement of Currents
560
Use of CT and Transducer
561
Measurement of Inverter Input Power Factor
561
Measurement of Converter Output Voltage (Across Terminals P/+ and N/-)
561
8 Maintenance and Inspection
563
Daily Inspection
563
Periodic Inspection
563
Daily and Periodic Inspection
564
Display of the Life of the Inverter Parts
566
Checking the Inverter and Converter Modules
567
Cleaning
568
Replacement of Parts
568
Inverter Replacement
572
Measurements on the Main Circuit
573
Insulation Resistance Test Using Megger
573
Pressure Test
573
Measurement of Voltages and Currents
574
A Appendix
577
Specifications
577
1-Phase, 200 V Class
577
3-Phase, 400 V Class
578
Common Specifications
579
Outline Dimension Drawings
581
FR-E720S-008SC-EC to 030SC-EC
581
FR-E720S-050SC-EC and 080SC-EC
582
FR-E720S-110SC-EC and FR-E740-016SC-EC to 095SC-EC
583
FR-E740-120SC-EC and 170SC-EC
584
FR-E740-230SC-EC and 300SC-EC
584
FR-E720S-008SC-ENE to 030SC-ENE
585
Fr-E720S-050Sc-Ene, 080Sc-Ene
586
E720S-110SC-ENE FR-E740-016SC-ENE to 095SC-ENE
587
Fr-E740-120Sc-Ene, 170Sc-Ene
588
Fr-E740-230Sc-Ene, 300Sc-Ene
589
Parameter Unit FR-PU07
590
Parameter Unit FR-PA07
591
Parameter List with Instruction Codes
592
Specification Change
602
SERIAL Number Check
602
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Mitsubishi Electric FR-E720S Instruction Manual (538 pages)
Brand:
Mitsubishi Electric
| Category:
Inverter
| Size: 14.72 MB
Table of Contents
Table of Contents
11
1 Product Checking and Part Identification
17
Inverter Type
17
Description of the Case
18
Accessory
19
2 Installation
21
Removal and Reinstallation of the Front Cover
21
FR-E720S and FR-E740-016SC to FR-E740-170SC
21
FR-E740-230SC and FR-E740-300SC
22
Removal and Reinstallation of the Wiring Cover
24
Mounting
25
Enclosure Design
27
Inverter Installation Environment
27
Inverter Placement
31
3 Wiring
33
Inverter and Peripheral Devices
33
Peripheral Devices
35
Terminal Connection Diagramm
36
Main Circuit Connection
38
Specification of Main Circuit Terminals
38
Terminal Layout and Wiring
39
Control Circuit Specifications
46
Control Circuit Terminals
49
Wiring Instructions
54
Safety Stop Function
55
Changing the Control Logic
58
PU Connector
61
Connecting the Parameter Unit Using a Connection Cable
61
RS-485 Communication
62
USB Connector
63
Connection of Stand-Alone Option Units
64
Magnetic Contactors (MC)
64
Connection of a Dedicated External Brake Resistor FR-ABR
66
(FR-E720S-030SC or More, FR-E740-016SC or More)
66
Connection of a Brake Unit FR-BU2
69
Connection of the High Power Factor Converter FR-HC
72
Connection of the Power Regeneration Common Converter FR-CV
73
Connection of the Power Improving DC Reactor FFR-HEL-(H)-E
74
Installation of a Reactor
74
Electromagnetic Compatibility (EMC)
75
Leakage Currents and Countermeasures
75
Inverter-Generated Noises and Their Reduction Techniques
79
Power Supply Harmonics
82
Inverter-Driven 400V Class Motor
83
4 Operation
85
Precautions for Use of the Inverter
85
Failsafe of the System Which Uses the Inverter
87
Drive the Motor
90
Operation Panel
91
Parts of the Operation Panel
91
Basic Operation (Factory Setting)
93
Easy Operation Mode Setting (Easy Setting Mode)
94
Operation Lock
96
Monitoring of Output Current and Output Voltage
98
First Priority Monitor
98
Digital Dial Push
98
Change the Parameter Setting Value
99
Parameter Clear/All Parameter Clear
100
Initial Value Change List
101
5 Basic Settings
103
Simple Mode Parameter List
103
Overheat Protection of the Motor by the Inverter
104
When the Rated Motor Frequency Is 60Hz (Pr. 3)
106
Increase the Starting Torque (Pr. 0)
107
Limit the Maximum and Minimum Output Frequency (Pr. 1, Pr. 2)
109
Change the Acceleration/Deceleration Time (Pr. 7, Pr. 8)
111
Operation Mode (Pr. 79)
113
Large Starting Torque and Low Speed Torque Are Necessary
114
Control) (Pr. 71, Pr. 80, Pr. 81, Pr. 800)
114
To Exhibit the Best Performance of the Motor Performance
117
(Offline Auto Tuning) (Pr. 9, Pr. 71, Pr. 83, Pr. 84, Pr. 96)
117
PU Operation Mode
122
Set the Set Frequency to Operate
123
Use the Digital Dial Like a Potentiometer to Perform Operation
125
Use Switches to Give the Frequency Command (Multi-Speed Setting)
126
Perform Frequency Setting by Analog Voltage Input
128
Perform Frequency Setting by Analog Current Input
130
External Operation
132
Use the Set Frequency Set by PU (Pr. 79 = 3)
132
Use Switches to Give a Start Command and a Frequency Command
134
(Multi-Speed Setting) (Pr. 4 to Pr. 6)
134
Perform Frequency Setting by Analog Voltage Input
137
Change the Frequency (40Hz) of the Maximum Value of Potentiometer
140
Perform Frequency Setting by Analog Current Input
141
Change the Frequency (40Hz) of the Maximum Value of Potentiometer
143
6 Parameter
145
Parameter Overview
145
Control Mode
174
Change the Control Method (Pr. 80, Pr. 81, Pr. 800)
175
Adjust the Output Torque (Current) of the Motor
177
Manual Torque Boost (Pr. 0, Pr. 46)
177
Advanced Magnetic Flux Vector Control
180
General-Purpose Magnetic Flux Vector Control
183
Slip Compensation (Pr. 245 to Pr. 247)
185
Stall Prevention Operation
186
Limit the Output Frequency
194
Maximum and Minimum Frequency (Pr. 1, Pr. 2, Pr. 18)
194
Avoid Mechanical Resonance Points (Frequency Jumps) (Pr. 31 to Pr. 36)
196
Set V/F Pattern
198
Base Frequency, Voltage (Pr. 3, Pr. 19, Pr. 47)
198
Load Pattern Selection (Pr. 14)
200
Frequency Setting by External Terminals
202
Multi-Speed Setting Operation
202
(Pr. 4 to Pr. 6, Pr. 24 to Pr. 27, Pr. 232 to Pr. 239)
202
Jog Operation (Pr. 15, Pr. 16)
205
Remote Setting Function (Pr. 59)
209
Acceleration and Deceleration
213
Acceleration and Deceleration Time
213
Starting Frequency and Start-Time Hold Function (Pr. 13, Pr. 571)
217
Acceleration and Deceleration Pattern (Pr. 29)
219
Shortest Acceleration/Deceleration (Automatic Acceleration/Deceleration)
221
(Pr. 61 to Pr. 63, Pr. 292, Pr. 293)
221
Selection and Protection of a Motor
224
Motor Overheat Protection (Electronic Thermal O/L Relay) (Pr. 9, Pr. 51)
224
Applied Motor (Pr. 71, Pr. 450)
229
(Offline Auto Tuning) (Pr. 71, Pr. 80 to Pr. 84, Pr. 90 to Pr. 94, Pr. 96, Pr. 859)
232
Motor Brake and Stop Operation
242
DC Injection Brake (Pr. 10 to Pr. 12)
242
Selection of a Regenerative Brake (Pr. 30, Pr. 70)
245
Stop Selection (Pr. 250)
247
Stop-On Contact Control Function
249
Brake Sequence Function (Pr. 278 to Pr. 283, Pr. 292)
253
Function Assignment of External Terminals
258
Input Terminal Function Selection (Pr. 178 to Pr. 184)
258
Inverter Output Shutoff Signal (MRS Signal, Pr. 17)
261
Condition Selection of Function Validity by Second Function Selection Signal
263
(RT, Pr. 155)
263
Start Signal Selection (Terminal STF, STR, STOP, Pr. 250)
264
Output Terminal Function Selection (Pr. 190 to Pr. 192)
268
Detection of Output Frequency (SU, FU, Pr. 41 to Pr. 43)
273
Output Current Detection Function (Y12, Y13, Pr. 150 to Pr. 153)
275
Remote Output Function (REM, Pr. 495 to Pr. 497)
277
Monitor Display and Monitor Output Signals
280
Speed Display and Speed Setting (Pr. 37)
280
Monitor Display Selection of DU/PU and Terminal am
282
Reference of the Terminal am (Analog Voltage Output) (Pr. 55, Pr. 56)
290
Terminal am Calibration [Calibration Parameter Pr. 645, C1 (Pr. 901)]
292
Operation Selection at Power Failure
295
Automatic Restart
295
Power Failure-Time Deceleration-To-Stop Function (Pr. 261)
307
Operation Setting at Alarm Occurrence
311
Retry Function (Pr. 65, Pr. 67 to Pr. 69)
311
Input/Output Phase Failure Protection Selection (Pr. 251, Pr. 872)
314
Earth (Ground) Fault Detection at Start (Pr. 249)
315
Energy Saving Operation
316
Optimum Excitation Control (Pr. 60)
316
Motor Noise, EMI Measures, Mechanical Resonance
317
PWM Carrier Frequency and Soft-PWM Control (Pr. 72, Pr. 240)
317
Speed Smoothing Control (Pr. 653)
318
Frequency Setting by Analog Input (Terminal 2, 4)
319
Analog Input Selection (Pr. 73, Pr. 267)
319
Input Filter Time Constant (Pr. 74)
324
Bias and Gain of Frequency Setting Voltage (Current)
325
[Pr. 125, Pr. 126, Pr. 241, C2 (Pr. 902) to C7 (Pr. 905)]
325
Misoperation Prevention and Parameter Setting Restriction
332
Reset Selection/Disconnected PU Detection/Pu Stop Selection (Pr. 75)
332
Parameter Write Selection (Pr. 77)
337
Reverse Rotation Prevention Selection (Pr. 78)
339
User Groups (Pr. 160, Pr. 172 to Pr. 174)
340
Password Function (Pr. 296, Pr. 297)
343
Selection of Operation Mode and Operation Location
348
Operation Mode Selection (Pr. 79)
348
Operation Mode at Power on (Pr. 79, Pr. 340)
360
Start Command Source and Frequency Command Source During Communication Operation (Pr. 338, Pr. 339, Pr. 550, Pr. 551)
362
Communication Operation and Setting
371
PU Connector
371
Initial Settings and Specifications of RS-485 Communication
376
Communication E²PROM Write Selection (Pr. 342)
382
Mitsubishi Inverter Protocol (Computer Link Communication)
383
Modbus-RTU Communication
402
USB Communication (Pr. 547, Pr. 548)
420
Special Operation
421
PID Control (Pr. 127 to Pr. 134)
421
Dancer Control (Pr. 44, Pr. 45, Pr. 128 to Pr. 134)
433
Droop Control (Pr. 286 to Pr. 287)
441
Regeneration Avoidance Function
442
Useful Functions
445
Cooling Fan Operation Selection (Pr. 244)
445
Display of the Life of the Inverter Parts (Pr. 255 to Pr. 259)
446
Maintenance Timer Alarm (Pr. 503, Pr. 504)
451
Current Average Value Monitor Signal (Pr. 555 to Pr. 557)
452
Free Parameters (Pr. 888, Pr. 889)
456
Setting for the Parameter Unit, Operation Panel
457
RUN Key Rotation Direction Selection (Pr. 40)
457
PU Display Language Selection (Pr. 145)
457
Operation Panel Frequency Setting/Key Lock Operation Selection (Pr. 161)
458
Magnitude of Frequency Change Setting (Pr. 295)
459
Buzzer Control (Pr. 990)
460
PU Contrast Adjustment (Pr. 991)
460
7 Troubleshooting
461
List of Alarm Display
462
Causes and Corrective Actions
464
Reset Method of Protective Function
478
LED Display
479
Check and Clear of the Fault History
480
Check First When You Have Troubles
482
Motor Does Not Start
482
Motor or Machine Generates Abnormal Noise
484
Inverter Generates Abnormal Noise
484
Motor Generates Heat Abnormally
485
Motor Rotates in Opposite Direction
485
Speed Greatly Differs from the Setting
485
Acceleration/Deceleration Is Not Smooth
486
Speed Varies During Operation
487
Operation Mode Is Not Changed Properly
488
Operation Panel Display Is Not Operating
488
Motor Current Is too Large
489
Speed Does Not Accelerate
490
Unable to Write Parameter Setting
491
Meters and Measuring Methods
492
Measurement of Powers
493
Measurement of Voltages and Use of PT
494
Measurement of Currents
494
Use of CT and Transducer
495
Measurement of Inverter Input Power Factor
495
Measurement of Converter Output Voltage (Across Terminals P/+ and N/-)
495
8 Maintenance and Inspection
497
Daily Inspection
497
Periodic Inspection
497
Daily and Periodic Inspection
498
Display of the Life of the Inverter Parts
500
Checking the Inverter and Converter Modules
501
Cleaning
502
Replacement of Parts
502
Inverter Replacement
506
Measurements on the Main Circuit
507
Insulation Resistance Test Using Megger
507
Pressure Test
507
Measurement of Voltages and Currents
508
A Appendix
511
Specifications
511
1-Phase, 200V Class
511
3-Phase, 400V Class
512
Common Specifications
513
Outline Dimension Drawings
515
FR-E720S-008SC to 030SC
515
FR-E720S-050SC and 080SC
516
FR-E720S-110SC and FR-E740-016SC to 095SC
517
FR-E740-120SC and 170SC
518
FR-E740-230SC and 300SC
518
Parameter Unit FR-PU07
519
Parameter Unit FR-PA07
520
Parameter List with Instruction Codes
521
Specification Change
531
SERIAL Number Check
531
Mitsubishi Electric FR-E720S Instruction Manual (524 pages)
Frequency Inverter
Brand:
Mitsubishi Electric
| Category:
DC Drives
| Size: 15.31 MB
Table of Contents
Instruction Manual
1
Safety Instructions
5
Table of Contents
11
1 Product Checking and Part Identification
19
Inverter Type
19
Description of the Case
20
Accessory
21
2 Installation
23
Removal and Reinstallation of the Front Cover
23
FR-E720S and FR-E740-016 to FR-E740-170
23
FR-E740-230 and FR-E740-300
24
Removal and Reinstallation of the Wiring Cover
26
Mounting
27
Enclosure Design
29
Inverter Installation Environment
29
Inverter Placement
33
3 Wiring
35
Inverter and Peripheral Devices
35
Peripheral Devices
37
Terminal Connection Diagramm
38
Main Circuit Connection
40
Specification of Main Circuit Terminal
40
Terminal Layout and Wiring
41
Control Circuit Specifications
48
Control Circuit Terminals
51
Wiring Instructions
53
Changing the Control Logic
54
PU Connector
57
Connecting the Operation Panel Using a Connection Cable
57
RS485 Communication
58
USB Connector
59
Connection of Stand-Alone Option Units
60
Magnetic Contactors (MC)
60
Connection of a Dedicated External Brake Resistor FR-ABR and MRS (FR-E720S-030 or More, FR-E740-016 or More)
62
Connection of a Brake Unit FR-BU2
66
Connection of the High Power Factor Converter FR-HC
69
Connection of the Power Regeneration Common Converter FR-CV
70
Connection of the Power Improving DC Reactor FR-HEL
71
Installation of a Reactor
71
Electromagnetic Compatibility (EMC)
72
Leakage Currents and Countermeasures
72
Inverter-Generated Noises and Their Reduction Techniques
76
Power Supply Harmonics
79
Inverter-Driven 400V Class Motor
80
4 Operation
81
Precautions for Use of the Inverter
81
Failsafe of the System Which Uses the Inverter
83
Drive the Motor
86
Operation Panel
87
Parts of the Operation Panel
87
Basic Operation (Factory Setting)
89
Easy Operation Mode Setting (Easy Setting Mode)
90
Operation Lock
92
Monitoring of Output Current and Output Voltage
94
First Priority Monitor
94
Digital Dial Push
94
Change the Parameter Setting Value
95
Parameter Clear/All Parameter Clear
96
Initial Value Change List
97
5 Basic Settings
99
Simple Mode Parameter List
99
Overheat Protection of the Motor by the Inverter
100
When the Rated Motor Frequency Is 60Hz (Pr. 3)
102
Increase the Starting Torque (Pr. 0)
103
Limit the Maximum and Minimum Output Frequency (Pr. 1, Pr. 2)
105
Change the Acceleration/Deceleration Time (Pr. 7, Pr. 8)
107
Operation Mode (Pr. 79)
109
Large Starting Torque and Low Speed Torque Are Necessary (Advance Magnetic Flux Control, General-Purpose Magnetic Flux Vector Control) (Pr. 71, Pr. 80, Pr. 81, Pr. 800)
110
To Exhibit the Best Performance of the Motor Performance (Offline Auto Tuning) (Pr. 9, Pr. 71, Pr. 83, Pr. 84, Pr. 96)
113
PU Operation Mode
118
Set the Set Frequency to Operate
119
Use the Digital Dial Like a Potentiometer to Perform Operation
121
Use Switches to Give the Frequency Command (Multi-Speed Setting)
122
Perform Frequency Setting by Analog Voltage Input
124
Perform Frequency Setting by Analog Current Input
126
External Operation
128
Use the Set Frequency Set by the Operation Panel (Pr. 79 = 3)
128
Use Switches to Give a Start Command and a Frequency Command (Multi-Speed Setting) (Pr. 4 to Pr. 6)
130
Perform Frequency Setting by Analog Voltage Input
133
Change the Frequency (40Hz) of the Maximum Value of Potentiometer (at 5V)
136
Perform Frequency Setting by Analog Current Input
137
Change the Frequency (40Hz) of the Maximum Value of Potentiometer (at 20Ma)
139
6 Parameter
141
Parameter Overview
141
Control Mode
170
Change the Control Method (Pr. 80, Pr. 81, Pr. 800)
171
Adjust the Output Torque (Current) of the Motor
181
Slip Compensation (Pr. 245 to Pr. 247)
181
Stall Prevention
182
Torque Limit
182
Limit the Output Frequency
190
Maximum and Minimum Frequency (Pr. 1, Pr. 2, Pr. 18)
190
Avoid Mechanical Resonance Points (Frequency Jumps)
192
Set V/F Pattern
194
Base Frequency, Voltage (Pr. 3, Pr. 19, Pr. 47)
194
Load Pattern Selection (Pr. 14)
196
Frequency Setting by External Terminals
198
(Pr. 4 to Pr. 6, Pr. 24 to Pr. 27, Pr. 232 to Pr. 239)
198
Jog Operation (Pr. 15, Pr. 16)
201
Remote Setting Function (Pr. 28)
205
Acceleration and Deceleration
209
Acceleration and Deceleration Time (Pr. 7, Pr. 8, Pr. 20, Pr. 21, Pr. 44, Pr. 45, Pr. 147)
209
Starting Frequency and Start-Time Hold Function
213
Acceleration and Deceleration Pattern (Pr. 29, Pr. 140 to Pr. 143)
215
(Automatic Acceleration/Deceleration)
217
(Pr. 61 to Pr. 63, Pr. 292, Pr. 293)
217
Selection and Protection of a Motor
220
Motor Overheat Protection (Electronic Thermal O/L Relay)
220
Applied Motor (Pr. 71, Pr. 450)
225
To Exhibit the Best Performance of the Motor Performance
228
Motor Brake and Stop Operation
238
DC Injection Brake (Pr. 10 to Pr. 12)
238
Selection of a Regenerative Brake (Pr. 30, Pr. 70)
241
Stop Selection (Pr. 250)
243
Brake Sequence Function (Pr. 278 to Pr. 283, Pr. 292)
249
Function Assignment of External Terminals
254
Input Terminal Function Selection (Pr. 178 to Pr. 184)
254
Inverter Output Shutoff Signal (MRS Signal, Pr. 17)
257
Condition Selection of Function Validity by Second
259
Function Selection Signal (RT, Pr. 155)
259
Start Signal Selection (Terminal STF, STR, STOP, Pr. 250)
260
Output Terminal Function Selection (Pr. 190 to Pr. 192)
264
Detection of Output Frequency (SU, FU, Pr. 41 to Pr. 43)
269
Output Current Detection Function (Y12, Y13, Pr. 150 to Pr. 153)
271
Remote Output Function (REM, Pr. 495 to Pr. 497)
273
Monitor Display and Monitor Output Signals
276
Speed Display and Speed Setting (Pr. 37)
276
Monitor Display Selection of DU/PU and Terminal am (Pr. 52, Pr. 158, Pr. 170, Pr. 171, Pr. 268, Pr. 563, Pr. 564)
278
Reference of the Terminal am (Analog Voltage Output)
286
Terminal am Calibration
288
Operation Selection at Power Failure
291
Automatic Restart (Pr. 30, Pr. 57, Pr. 58, Pr. 96, Pr. 162, Pr. 165, Pr. 298, Pr. 299, Pr. 611)
291
Power Failure-Time Deceleration-To-Stop Function (Pr. 261)
302
Operation Setting at Alarm Occurrence
306
Retry Function (Pr. 65, Pr. 67 to Pr. 69)
306
Input/Output Phase Failure Protection Selection (Pr. 251, Pr. 872)
309
Earth (Ground) Fault Detection at Start (Pr. 249)
310
Energy Saving Operation
311
Optimum Excitation Control (Pr. 60)
311
Motor Noise, EMI Measures, Mechanical Resonance
312
PWM Carrier Frequency and Soft-PWM Control (Pr. 72, Pr. 240)
312
Speed Smoothing Control (Pr. 653)
313
Frequency Setting by Analog Input (Terminal 2, 4)
314
Analog Input Selection (Pr. 73, Pr. 267)
314
Input Filter Time Constant (Pr. 74)
319
Bias and Gain of Frequency Setting Voltage (Current) [Pr. 125, Pr. 126, Pr. 241, C2 (Pr. 902) to C7 (Pr. 905)]
320
Misoperation Prevention and Parameter Setting Restriction
327
Reset Selection/Disconnected PU Detection/Pu Stop Selection
327
Parameter Write Selection (Pr. 77)
332
Reverse Rotation Prevention Selection (Pr. 78)
334
User Groups (Pr. 160, Pr. 172 to Pr. 174)
335
Selection of Operation Mode and Operation Location
338
Operation Mode Selection (Pr. 79)
338
Operation Mode at Power on (Pr. 79, Pr. 340)
350
Start Command Source and Frequency Command Source During Communication Operation (Pr. 338, Pr. 339, Pr. 550, Pr. 551)
352
Communication Operation and Setting
361
PU Connector
361
Initial Settings and Specifications of RS-485 Communication
366
Communication E²PROM Write Selection (Pr. 342)
372
Mitsubishi Inverter Protocol (Computer Link Communication)
373
Error Code
379
Modbus-RTU Communication (Pr. 117, Pr. 118, Pr. 120, Pr. 122, Pr. 343, Pr. 549)
391
USB Communication (Pr. 547, Pr. 548)
409
Special Operation
410
PID Control (Pr. 127 to Pr. 134)
410
Dancer Control (Pr. 44, Pr. 45, Pr. 128 to Pr. 134)
422
Droop Control (Pr. 286 to Pr. 287)
431
Regeneration Avoidance Function (Pr. 665, Pr. 882, Pr. 883, Pr. 885, Pr. 886)
432
Useful Functions
435
Cooling Fan Operation Selection (Pr. 244)
435
Display of the Life of the Inverter Parts (Pr. 255 to Pr. 259)
436
Maintenance Timer Alarm (Pr. 503, Pr. 504)
440
Current Average Value Monitor Signal (Pr. 555 to Pr. 557)
441
Free Parameters (Pr. 888, Pr. 889)
445
Setting for the Parameter Unit, Operation Panel
446
RUN Key Rotation Direction Selection (Pr. 40)
446
PU Display Language Selection (Pr. 145)
446
Operation Panel Frequency Setting/Key Lock Operation Selection
447
Magnitude of Frequency Change Setting (Pr. 295)
448
Buzzer Control (Pr. 990)
449
PU Contrast Adjustment (Pr. 991)
449
7 Troubleshooting
451
List of Alarm Display
452
Causes and Corrective Actions
454
Reset Method of Protective Function
466
LED Display
467
Check and Clear of the Fault History
468
Check First When You Have Troubles
470
Motor Does Not Start
470
Motor or Machine Generates Abnormal Noise
472
Inverter Generates Abnormal Noise
472
Motor Generates Heat Abnormally
473
Motor Rotates in Opposite Direction
473
Speed Greatly Differs from the Setting
473
Acceleration/Deceleration Is Not Smooth
474
Speed Varies During Operation
475
Operation Mode Is Not Changed Properly
476
Operation Panel Display Is Not Operating
476
Motor Current Is too Large
477
Speed Does Not Accelerate
478
Unable to Write Parameter Setting
479
Meters and Measuring Methods
480
Measurement of Powers
481
Measurement of Voltages and Use of PT
482
Measurement of Currents
482
Use of CT and Transducer
483
Measurement of Inverter Input Power Factor
483
Measurement of Converter Output Voltage (Across Terminals + and -)
483
8 Maintenance and Inspection
485
Inspection
485
Daily Inspection
485
Periodic Inspection
485
Daily and Periodic Inspection
486
Display of the Life of the Inverter Parts
488
Checking the Inverter and Converter Modules
489
Cleaning
490
Replacement of Parts
490
Inverter Replacement
494
Measurements on the Main Circuit
495
Insulation Resistance Test Using Megger
495
Pressure Test
495
Measurement of Voltages and Currents
496
Appendix
499
Specifications
499
1-Phase, 200V Class
499
A.1 Specifications
499
A.1.1 1-Phase, 200V Class
499
3-Phase, 400V Class
500
Common Specifications
501
Fr-E720S-008
501
A.2 Common Specifications
501
A.3 Outline Dimension Drawings
503
A.3.1 FR-E720S-008 to 030
503
FR-E720S-050 and 080
504
A.3.2 FR-E720S-050 and 080
504
A.3.3 FR-E720S-110 and FR-E740-016 to 095
505
FR-E740-230 and 300
506
A.3.4 FR-E740-120 and 170
506
A.3.5 FR-E740-230 and 300
506
Parameter Unit FR-PU07
507
Parameter Unit FR-PA07
508
Parameter List with Instruction Codes
509
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