59
4. Parameter description
Parameter
①
Communication Request from PC to Inverter
Format
Information number
1
2
3
4
5
6
7
8
9
10
11
12
13
14
A
(Write data
to Inverter)
ENQ
*1)
Station
Number
Command
Code
Waiting
Time
*2)
Data
Sum
check
*
7
)
Stop
Character
*
3
)
B
(Read data
from
Inverter)
ENQ
*1)
Station
Number
Command
Code
Waiting
Time
*2)
Sum
check
*7)
Stop
Character
*3)
③
Computer transmit data to inverter, inverter response data
●
Write data
Format
Information number
1
2
3
4
5
6
C
(Data no error)
ACK
*1)
Station Number
Stop Character
*3)
D
(Data error)
NAK
*1)
Station Number
Error Code
*5)
Stop Character
*3)
●
Readout data
Format
Information number
1
2
3
4
5
6
7
8
9
10
11
12
13
E
(
Data no
error
)
STX
*
1
)
Station
Number
Readout Data
Unit
*
4
)
ETX
Sum check
*
7
)
Stop
Character
*
3
)
D
(
Data error
)
NAK
*
1
)
Station
Number
Error
Code
*
5
)
Stop
Character
*
3
)
⑤
When computer is in data reading, responding data after data receipt from inverter
Format
Information number
1
2
3
4
5
C
(Data no error)
ACK
*
1
)
Station Number
Stop Character
*
3
)
F
(Data error)
NAK
*
1
)
Station Number
Stop Character
*
3
)
