Delta Electronics RS-232 User Manual
DELTA
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.
INPUT
SG- SG+
6 5 4 3 2 1
OUT_1 OUT_2
OUT_3 OUT_4
PC
VFD-CMD04
RS-232
DATA+
DVP PLC
DATA-
RS-485
ADDRESS
1 ~ 8
AC POWER SUPPLY
INPUT
SG- SG+
65432 1
OUT_2
OUT_1
OUT_3 OUT_4
1
2
VFD-CMD08
INPUT
SG- SG+
OUT_1 OUT_2
OUT_3 OUT_4
345
65432 1
6
7
8
PC PLC multi-machine communication board AC motor drives
2
DELTA
PC
DATA+
DC POWER SUPPLY
RS-232
TO RS-485
CONVERTER
DATA-
DC 8~10V
INPUT
SG- SG+
OUT_1
65432 1
OUT_2
INPUT
SG- SG+
65432 1
OUT_1 OUT_2
ADDRESS
1 ~ 8
OUT_3 OUT_4
1
2
34
OUT_3 OUT_4
5
6
7
PC converter multi-machine communication board AC motor drives
8
2006-11-22
http://w ww.delta.com .tw/industrial automation/
5011610302-NE0
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