gefran VDI100 Series User Manual

ASCII Mode
Command Message Response Message (Normal) Response Message (Error)
3AH STX 3AH STX 3AH STX
30H
Node Address
30H
Node Address
30H
Node Address
31H 31H 31H
31H
Function
31H
Function
39H
Function
30H 30H 30H
30H
Starting Register
32H
Starting Register
30H
Exception code
31H 35H 33H
30H 30H 30H
LRC CHECK
31H 31H 43H
30H
Number of
Registers
30H
Number of Registers
0DH
END
30H 30H 0AH
30H 30H
32H 32H
30H
Number of Bytes*
43H
LRC CHECK
34H 37H
30H
DATA 1
0DH
END30H 0AH
30H 0AH
31H
31H
DATA 2
37H
37H
30H
33H
LRC CHECK
42H
0DH
END
0AH
* Number of bytes is register amount x 2
RTU Mode
Command Message Response Message (Normal) Response Message (Error)
Node Address 01H Node Address 01H Node Address 01H
Function 10H Function 10H Function 90H
Starting
Register
High 25H
Starting
Register
High 25H Exception code 03H
Low 01H Low 01H
CRC-16
High 0CH
Number of
Registers
High 00H
Number of
Registers
High 00H Low 01H
Low 02H Low 02H
Number of Bytes* 04H
CRC-16
High 1BH
DATA 1
High 00H Low 04H
Low 01H
DATA 2
High 17H
Low 70H
CRC-16
High 60H
Low 27H
* Data amount is register amount x 2
VDI100 • Instruction manual 301

gefran VDI100 Series Specifications

General

Brand	gefran
Model	VDI100 Series
Category	Inverter
Language	English