5 Installation Procedure
16
◆
Connecting Peripheral Devices to the
RS-485 Interface Option
◆
Wiring Diagram
■
RS-485 Communications (2-wire)
Single Drive Wiring
PLC (Master)
Drive
Drive
Drive
SF-520
SI-485/J-H
S2
DIP Switch
ON
R+
R–
IG
S+
S–
R+
R–
IG
S+
S–
PLC