Name: YASKAWA AC Drive-A1000
Brand: YASKAWA
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C.2 Communication Specifications

MEMOBUS/Modbus specifications appear in the following table:

Item Specifications

Interface RS-422, RS-485

Communications Cycle Asynchronous (Start-stop synchronization)

Communication

Parameters

Communication Speeds

Available

1.2; 2.4; 4.8; 9.6; 19.2; 38.4; 57.6; 76.8; 115.2 kbps

Data length 8 bit (fixed)

Parity Select even, odd, or none

Stop bit 1 bit (fixed)

Protocol MEMOBUS/Modbus (using RTU mode only)

Max Number of Slaves 255 drives

C.2 Communication Specifications

YASKAWA ELECTRIC SIEP C710616 31B YASKAWA AC Drive – A1000 Technical Manual

465

MEMOBUS/Modbus

Communications

Default Chapter3
- Quick Reference3
- Table of Contents5
Preface & General Safety15
- Preface16
- General Safety18
1 Receiving27
- Section Safety28
- General Description29
  - A1000 Model Selection29
  - Control Mode Selection30
- Model Number and Nameplate Check32
  - Nameplate32
- Drive Models and Enclosure Types34
- Component Names35
  - IP20/NEMA Type 1 Enclosure35
  - Front Views36
2 Mechanical Installation37
- Section Safety38
- Mechanical Installation40
3 Electrical Installation47
- Section Safety48
- Standard Connection Diagram50
- Main Circuit Connection Diagram53
  - Three-Phase 600 V Class53
- Terminal Block Configuration54
- Terminal Cover55
  - IP20/NEMA Type 155
- Digital Operator and56
  - Removing/Reattaching the Digital Operator56
  - Removing/Reattaching the56
- Top Protective Cover57
  - Removing the Top Protective Cover57
  - Reattaching the Top Protective Cover57
- Main Circuit Wiring58
- Control Circuit Wiring61
- Control I/O Connections68
- Connect to a PC72
- External Interlock73
  - Drive Ready73
- Wiring Checklist74
4 Start-Up Programming & Operation77
- Section Safety78
- Using the Digital Operator79
- The Drive and Programming Modes84
- Start-Up Flowcharts91
- Powering up the Drive96
  - Powering up the Drive and Operation Status Display96
- Application Selection97
- Auto-Tuning100
- No-Load Operation Test Run112
- Test Run with Load Connected114
  - Test Run with the Load Connected114
- Verifying Parameter Settings and Backing up Changes115
- Test Run Checklist117
5 Parameter Details119
- A: Initialization120
  - A1: Initialization120
  - A2: User Parameters125
- B: Application126
- C: Tuning154
- C1: Acceleration and Deceleration Times154
- C2: S-Curve Characteristics156
- C3: Slip Compensation156
- C4: Torque Compensation159
- C5: Automatic Speed Regulator (ASR)161
- C6: Carrier Frequency166
- D: Reference Settings169
- E: Motor Parameters184
- F: Option Settings196
- H: Terminal Functions207
- L: Protection Functions238
- N: Special Adjustments269
6 Troubleshooting287
- Section Safety288
- Motor Performance Fine-Tuning290
- Drive Alarms, Faults, and Errors295
  - Types of Alarms, Faults, and Errors295
  - Alarm and Error Displays296
- Fault Detection300
  - Fault Displays, Causes, and Possible Solutions300
- Alarm Detection316
  - Alarm Codes, Causes, and Possible Solutions316
- Operator Programming Errors324
  - Operator Programming Error Codes, Causes, and Possible Solutions324
- Auto-Tuning Fault Detection328
  - Auto-Tuning Codes, Causes, and Possible Solutions328
- Copy Function Related Displays332
  - Tasks, Errors, and Troubleshooting332
- Diagnosing and Resetting Faults334
- Troubleshooting Without Fault Display336
7 Periodic Inspection & Maintenance345
- Section Safety346
- Inspection348
  - Recommended Daily Inspection348
  - Recommended Periodic Inspection349
- Periodic Maintenance351
  - Replacement Parts351
- Drive Cooling Fans353
- Drive Replacement356
8 Peripheral Devices & Options359
- Section Safety360
- Drive Options and Peripheral Devices361
- Connecting Peripheral Devices363
- Option Card Installation364
  - Installing Option Cards364
  - Installation Procedure364
- Installing Peripheral Devices366
Specifications371
- Heavy Duty and Normal Duty Ratings372
- Power Ratings373
  - Three-Phase 600 V Class Drives373
- Drive Specifications374
- Drive Watt Loss Data376
- Drive Derating Data377
Parameter List379
- Understanding Parameter Descriptions380
  - Control Modes, Symbols, and Terms380
- Parameter Groups381
- A: Initialization Parameters382
  - A1: Initialization382
  - A2: User Parameters383
- B: Application384
- C: Tuning391
- D: References397
- E: Motor Parameters402
F: Options407
- F1: PG Speed Control Card (PG-B3/PG-X3)407
- F2: Analog Input Card (AI-A3)409
- F3: Digital Input Card (DI-A3)409
- F4: Analog Monitor Card (AO-A3)410
- F5: Digital Output Card (DO-A3)410
- F6: Communication Option Card411
H Parameters: Multi-Function Terminals414
- H1: Multi-Function Digital Inputs414
- H2: Multi-Function Digital Outputs419
- H3: Multi-Function Analog Inputs422
- H4: Analog Outputs424
- H5: Memobus/Modbus Serial Communication425
- H6: Pulse Train Input/Output426
L: Protection Function427
- L1: Motor Protection427
- L2: Momentary Power Loss Ride-Thru427
- L3: Stall Prevention429
- L4: Speed Detection430
- L5: Fault Restart431
- L6: Torque Detection431
- L7: Torque Limit433
- L8: Drive Protection433
N: Special Adjustment436
- N1: Hunting Prevention436
- N2: Speed Feedback Detection Control (AFR) Tuning436
- N3: High Slip Braking (HSB) and Overexcitation Braking436
- N5: Feed Forward Control437
- N6: Online Tuning438
- N8: PM Motor Control Tuning438
O: Operator-Related Settings440
- O1: Digital Operator Display Selection440
- O2: Digital Operator Keypad Functions440
- O3: Copy Function441
- O4: Maintenance Monitor Settings441
Driveworksez Parameters443
- Q: Driveworksez Parameters443
- R: Driveworksez Connection Parameters443
T: Motor Tuning444
- T1: Induction Motor Auto-Tuning444
- T2: PM Motor Auto-Tuning445
- T3: ASR and Inertia Tuning447
U: Monitors448
- U1: Operation Status Monitors448
- U2: Fault Trace450
- Control Mode Dependent Parameter Default Values456
  - A1-02 (Motor 1 Control Mode) Dependent Parameters456
  - E3-01 (Motor 2 Control Mode) Dependent Parameters458
- V/F Pattern Default Values459
- Defaults by Drive Model (O2-04) and ND/HD (C6-01)460
Memobus/Modbus Communications463
- Memobus/Modbus Configuration464
- Communication Specifications465
- Connecting to a Network466
- Memobus/Modbus Setup Parameters468
  - Memobus/Modbus Serial Communication468
- Drive Operations by Memobus/Modbus471
  - Observing the Drive Operation471
  - Controlling the Drive471
- Communications Timing472
  - Command Messages from Master to Drive472
  - Response Messages from Drive to Master472
- Message Format473
- Message Examples475
- Memobus/Modbus Data Table477
- Enter Command492
  - Enter Command Types492
  - Enter Command Settings When Upgrading the Drive492
- Communication Errors493
  - Memobus/Modbus Error Codes493
  - Slave Not Responding493
- Self-Diagnostics494
Standards Compliance495
- Section Safety496
- UL Standards498
  - UL Standards Compliance498
  - Drive Motor Overload Protection499
- Safe Disable Input Function501
Quick Reference Sheet505
- Drive and Motor Specifications506
  - Drive Specifications506
  - Motor Specifications506
- Basic Parameter Settings507
- User Setting Table509
- Index517

YASKAWA AC Drive-A1000 User Manual

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YASKAWA AC Drive-A1000 Specifications

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Brand	YASKAWA
Model	AC Drive-A1000
Category	Controller
Language	English