Sanken SVCO6, Инструкция по эксплуатации, Страница: 284 / 326

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7-4 Serial Communication Function
2) Message from inverter to computer (RTU) (normal response)
Item Name Description
①
IN Inverter number 0: Broadcast mode
1-247: inverter number of sender
Data format is fixed as 1byte
Inverter number, the data set by function code F4006
Example: inverter number 2
①
→‗02‘
②
OP Command code same as the code sent from computer to inverter
③
DT Data
Example
①
: Data content read from register(03H
）
1
）
Number of data (1-byte fixed)
Example: 4 data are read
⑪ →‗04‘
2
）
Data content (variable, byte = number of data (4))
Example: 4 data are read
⑫ →‗00‘ ⑬ →‗00‘ ⑭ →‗13‘ ⑮ →‗88‘
·Data (DT) (5byte)
(1) (2) (3) (4) (5)
Example
②
The contents of data when writing data in one register (06H)
1) Register number (2-byte fixed)
Example: register number 03E8H
⑪
→‗03‘
⑫
→‗E8‘
2) Data content (2-byte fixed)
Example: Setting register 0001H
(3)→‗00‘ (4)→‗01‘
·Data(DT) (4byte)
(1) (2) (3) (4)
Example
③
Data content written into the register (10H)
1
）
Register number (2-byte fixed)
Example: register number 07D1H
⑪
→‗07‘
⑫
→‗D1‘
2
）
Setting number of registers (2-byte fixed)
Example: writing in two registers
⑬
→‗00‘
⑭
→‗02‘
·Data (DT) (4byte)
(1) (2) (3) (4)
④
SUM Checksum CRC check (2-byte fixed)