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Motor Controllers AC Variable Frequency Drives Type VariFlex

RVLF

Specications are subject to change without notice. Pictures are just an example. For special features and/or customization, please ask to our sales network. 13/12/2017 153

ASCII Mode

Specified data are written into the several specified holding registers from the specified number

respectively.

Note:

1: Limit number of read data, RTU: 35, ASCII: 15.

2: Can only continuous read the address of the same group.

3: Read data quantity ≥1.

(Example) set SLAVE station No: 01, RVLF drive as forward run at frequency reference 60.0 HZ.

4.6 Write in several holding registers [10H]

3AH STX

30H

SLAVE

Address

31H

Function

Code

30H

41H

Start

Address

30H

31H

30H

Quantity

30H

32H

30H

Data

Number *

34H

30H

First

DATA

30H

31H

DATA

37H

30H

LRC CHECK

0DH

END

0AH

3AH STX

30H

SLAVE

Address

31H

Function

Code

30H

41H

Start

Address

30H

31H

30H

Quantity

30H

32H

LRC CHECK

0DH

END

0AH

3AH STX

30H

SLAVE

Address

31H

39H

Function

Code

30H

35H

Error

Code

32H

LRC CHECK

0DH

END

0AH

Instruction Message

Response Message (Normal)

Response (Fault)

RTU Mode

Instruction Message

Response Message (Normal)

Response (Fault)

SLAVE Address 01H

Function Code 10H

Start

Address

High A0H

Low 01H

DATA

High 00H

Low 02H

CRC-16

High 32H

Low 08H

SLAVE Address 01H

Function Code 90H

Error Code 52H

CRC-16

High CDH

Low FDH

SLAVE Address 01H

Function Code 10H

Start

Address

High A0H

Low 01H

Quantity

High 00H

Low 02H

DATA Number * 04H

First

DATA

High 00H

Low 01H

DATA

High 17H

Low 70H

CRC-16

High 95H

Low B0H

* DATA numbers are the actual number timers 2

Brand	CARLO GAVAZZI
Model	VariFlex3 RVLF Series
Category	Controller
Language	English

CARLO GAVAZZI VariFlex3 RVLF Series User Manual

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CARLO GAVAZZI VariFlex3 RVLF Series Specifications