Delta RS-232 Instruction Sheet

RS485 Splitter

VFD-CMD 04/08 Instruction Sheet

To complete the communication function between VFD series AC motor drives and
DVP series PLC, Delta develops multi-machine communication board.
RS-232 communication port of PC connects to the input terminal of this
multi-machine board via RS-232/RS485 converter. An AC motor drive can connect
to multiple AC motor drives by using this communication board (1 to 4/8) to control
multi-machine communication. Refer to the following diagrams for details.

6 5 4 3 2 1

INPUT

SG- SG+

OUT_1 OUT_2

OUT_3 OUT_4

PC

DATA+

DATA-

AC POWER SUPPLY

RS-232

RS-485

65432 1

INPUT

SG- SG+

OUT_1

OUT_2

OUT_3 OUT_4

65432 1

INPUT

SG- SG+

OUT_1 OUT_2

OUT_3 OUT_4

ADDRESS
1 ~ 8

1

2

345

6

7

8

DVP PLC

DELTA

VFD-CMD04

VFD-CMD08

PC PLC multi-machine communication board AC motor drives

65432 1

INPUT

SG- SG+

OUT_1

OUT_2

OUT_3 OUT_4

65432 1

INPUT

SG- SG+

OUT_1 OUT_2

OUT_3 OUT_4

DC POWER SUPPLY

PC

RS-232
TO RS-485
CONVERTER

ADDRESS
1 ~ 8

1

2

34

5

6

7

8

DATA+

DATA-

DC 8~10V

http://w ww.delta.c om.tw/industria lautomation/

5011610302-NE0

2

2006-11-22

PC converter multi-machine communication board AC motor drives

DELTA