用户手册 — Toshiba VF-AS1 Series

目录

• 1. General outlines of the communication function

  3
• 2. Data transmission specifications

  4
• 3. Communication protocol

  5
• 3.1. About the handling of received frames

  5
• 4. TOSHIBA Inverter Protocol

  6
• 4.1. Data transmission format

  7
• 4.1.1. Data transmission format used in ASCII mode

  7
• 4.1.2. Data transmission format used in binary mode

  10
• 4.1.3. Transmission format of Block Communication

  13
• 4.2. Commands

  17
• 4.3. Transmission errors

  20
• 4.4. Broadcast communication function

  21
• 4.5. Examples of the use of communication commands

  23
• 4.6. Examples of Communication programs

  24
• 5. MODBUS-RTU protocol

  29
• 5.1. MODBUS-RTU transmission format

  30
• 5.1.1. Read command (03)

  30
• 5.1.2. Write command (06)

  31
• 5.2. CRC Generation

  32
• 5.3. Error codes

  32
• 6. Inter-drive communication

  33
• 6.1. Proportional control of speed

  37
• 6.2. Transmission format for inter-drive communication

  39
• 7. Communication parameters

  40
• 7.1. Baud rate(, ) , Parity ()

  42
• 7.2. Inverter number()

  42
• 7.3. Communication time-out time (), Communication time-out action (f804)

  43
• 7.4. Send waiting time (, )

  44
• 7.5. Free notes()

  44
• 8. Commands and monitoring from the computer

  45
• 8.1. Communication commands (commands from the computer)

  45
• 8.2. Monitoring from the computer

  49
• 8.3. Utilizing panel (LEDs and keys) by communication

  58
• 8.3.1. LED setting by communication

  58
• 8.3.2. Key utilization by communication

  61
• 9. Parameter data

  62
• Appendix 1 Table of data codes

  67
• Appendix 2 Response time

  68
• Appendix 3 Compatibility with the communication function of the VF-A7

  69
• Appendix 4 Troubleshooting

  70
• Appendix 5 Connecting for RS485 communication

  71