Wiring Diagram For Multiple Connections - YASKAWA P1000 Technical Manual

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Wiring Diagram for Multiple Connections

Figure C.3 and Figure C.4
n RS-485 Interface
Note: The isolated ground (IG) connection is optional but strongly recommended to improve network immunity to electrical interference.
Note: 1. Set DIP switch S2 to the ON position on the drive located at the end of the network. Set DIP switch S2 to the OFF positions on all other
slave devices.
2. Set H5-07 to 1 when using the RS-485 interface.
YASKAWA SIEP YAIP1U 01C AC Drive - P1000 Technical Manual
explain the wiring diagrams for multiple connections using MEMOBUS/Modbus communication.
R–
R+
S–
Controller
S+
IG
Figure C.3 RS-485 Interface
C.3 Connecting to a Network
S–
Drive
S+
R–
S2
R+
IG
OFF
S– Drive
S+
R–
S2
R+
IG
OFF
S–
Drive
S+
R–
S2
R+
ON
IG
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