Delta Electronics VFD-E manual Eeh, 1FH

Function	08H
Data address	00H
	00H
Data content	17H
	70H
CRC CHK Low	EEH
CRC CHK High	1FH

Chapter 4 Parameters

Function	08H
Data address	00H
	00H
Data content	17H
	70H
CRC CHK Low	EEH
CRC CHK High	1FH

(3) 08H: loop detection

This command is used to detect if the communication between master device (PC or PLC) and AC motor drive is normal. The AC motor drive will send the received message to the master device.

ASCII mode:

Command message:

STX	‘:’
Address	‘0’
	‘1’
Function	‘0’
	‘8’
	‘0’
Data address	‘0’
	‘0’
	‘0’
	‘1’
Data content	‘7’
	‘7’
	‘0’
LRC Check	‘7’
	‘0’
END	CR
	LF

Response message:

STX ‘:’

‘0’

Address

‘1’

‘0’

Function

‘8’

‘0’

‘0’

Data address

‘0’

‘0’

‘1’

‘7’

Data content

‘7’

‘0’

‘7’

LRC Check

‘0’

CR

END

LF

Revision June 2008, 04EE, SW--PW V1.11/CTL V2.11 4-119