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
3
4
5
6
7
8
DVP PLC
DELTA
VFD-CMD04
VFD-CMD08
PC PLC multi-machine communication board AC motor drives
