Delta Electronics VFD-EL manual ASCII mode, RTU mode

Models: VFD-EL

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Manual background

Chapter 4 ParametersManual background

CRC CHK Low

6FH

 

 

CRC CHK High

F7H

 

 

Content of address

00H

 

2103H

00H

 

 

 

CRC CHK Low

FEH

 

 

CRC CHK High

5CH

 

 

(2) 06H: single write, write single data to register.

Example: writing data 6000(1770H) to register 0100H. AMD address is 01H.

ASCII mode:

Command message:

 

STX

‘:’

 

 

 

 

Address

‘0’

 

 

 

‘1’

 

 

 

 

 

 

Function

‘0’

 

 

 

‘6’

 

 

 

 

 

 

 

‘0’

 

 

 

 

Data address

‘1’

 

 

 

‘0’

 

 

 

 

 

 

 

‘0’

 

 

 

 

 

‘1’

 

 

 

 

Data content

‘7’

 

 

 

‘7’

 

 

 

 

‘0’

 

 

 

 

LRC Check

‘7’

 

 

 

‘1’

 

 

 

 

 

 

END

CR

 

 

 

LF

 

 

 

 

 

RTU mode:

 

 

Command message:

 

 

 

 

 

Address

01H

 

 

 

 

Function

06H

 

 

 

 

Data address

01H

 

 

 

00H

 

 

 

 

 

Response message:

STX‘:’

‘0’

Address

‘1’

‘0’

Function

‘6’

‘0’

‘1’

Data address

‘0’

‘0’

‘1’

‘7’

Data content

‘7’

‘0’

‘7’

LRC Check

‘1’

CR

END

LF

Response message:

Address 01H

Function 06H

01H

Data address

00H

4-90

Revision August 2008, 2ELE, V1.02

Page 133
Image 133
Delta Electronics VFD-EL manual ASCII mode, RTU mode