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N100
Inverter RS485 Interface Instruction Manual
2. Example of Transmit/Receive Data frame
2.1
Read Request & Response Data
2.1.1
A prior condition
(1) Communication number :
(2) Command
(3) Parameter count
2.1.2
Example 1 – Output frequency Monitoring (Function code : D01)
(1) Transmit Data
Transmit (8Byte)
010301010001D436
(2) Response Data (In case of D01 = 0.00Hz)
Response (7Byte)
0103020000B844
Data Description
(3) Response Data (In case of D01 = 60.00Hz)
Response (7Byte)
0103021770B650
Data Description
N100_Inverter RS485 Interface Manual(English).doc
1
(Inverter address 1)
:
03
(Read request)
:
1
(Parameter Q'ty)
Com.
Com-
Parameter
Num.
mand
01
03
01
Com.
Com-
Byte
Num.
mand
Q'ty
01
03
02
3
2
1
0x16
+ 0x16
+ 0x16
divide by 100
0.00Hz (Parameter value)
Com.
Com-
Byte
Num.
mand
Q'ty
01
03
02
3
2
1
1x16
+ 7x16
+ 7x16
divide by 100
60.00Hz (Parameter value)
Parameter
Count
01
00
Data
00
00
0
+ 0x16
= 0(Communication Data)
Data
17
70
0
+ 0x16
= 6000(Communication Data)
CRC 16
Hi
Lo
01
D4
36
CRC 16
Hi
Lo
B8
44
CRC 16
Hi
Lo
B6
50
11
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