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CHAPTER 13 MODBUS RTU COMMUNICATION
Communications Procedures
13-39
13
2. Monitoring cycle
A communications cycle example for writing the CONT signal to read monitored data is shown as
a communication method for starting operation and monitoring the state. The example assumes a
communications baud rate of 38400 bps and 11-bit characters.
5 ms
5 ms
5 ms
3.7 ms
2.3 ms
2.3 ms
3.7 ms
3.7 ms
2.3 ms
5 ms
5 ms
5 ms
Cycle
Amplifier
Master
Communication CONT signal write
01 10 0000 0002 04 0000**** **** (13 bytes)
01 10 0000 0002 41C8 (8 bytes)
Monitor data read (2 pcs.)
01 03 1006 0004 A0C8 (8 bytes)
01 03 08 ******** ~ **** (13 bytes)
Communication CONT signal write
01 10 0000 0002 04 0000**** **** (13 bytes)
01 10 0000 0002 41C8 (8 bytes)
32 ms
Summary of Contents for ALPHA7
Page 1: ......
Page 3: ...ii...
Page 22: ...0 1 CHAPTER 0 INTRODUCTION 0...
Page 36: ...1 1 CHAPTER 1 INSTALLATION 1...
Page 47: ...CHAPTER 1 INSTALLATION 1 12 Servo Amplifier 1...
Page 48: ...2 1 CHAPTER 2 WIRING 2...
Page 163: ...CHAPTER 2 WIRING 2 116 Safety Function 2...
Page 164: ...3 1 CHAPTER 3 OPERATION 3...
Page 192: ...4 1 CHAPTER 4 PARAMETER 4...
Page 317: ...CHAPTER 4 PARAMETER 4 126 Extension Function 2 Setting Parameters 4...
Page 318: ...5 1 CHAPTER 5 SERVO ADJUSTMENT 5...
Page 353: ...CHAPTER 5 SERVO ADJUSTMENT 5 36 Special Adjustment Vibration Suppression 5...
Page 354: ...6 1 CHAPTER 6 KEYPAD 6...
Page 408: ...7 1 CHAPTER 7 MAINTENANCE AND INSPECTION 7...
Page 434: ...8 1 CHAPTER 8 SPECIFICATIONS 8...
Page 460: ...9 1 CHAPTER 9 CHARACTERISTICS 9...
Page 472: ...10 1 CHAPTER 10 PERIPHERAL EQUIPMENT 10...
Page 516: ...11 1 CHAPTER 11 ABSOLUTE POSITION SYSTEM 11...
Page 523: ...CHAPTER 11 ABSOLUTE POSITION SYSTEM 11 8 Calculation of Battery Life 11...
Page 524: ...12 1 CHAPTER 12 POSITIONING DATA 12...
Page 540: ...13 1 CHAPTER 13 MODBUS RTU COMMUNICATION 13...
Page 579: ...CHAPTER 13 MODBUS RTU COMMUNICATION 13 40 Communications Procedures 13...
Page 580: ...14 1 CHAPTER 14 PC LOADER 14...
Page 614: ...STANDARDS COMPLIANCE CHAPTER 15 15...
Page 628: ...CHAPTER 16 APPENDIXES 16...
Page 661: ...CHAPTER 16 APPENDIXES 34 Product Warranty 16 16 7 Product Warranty...
Page 662: ......