YASKAWA CIMR-ZU A Series Programming Manual page 343

irin Dia ram or Multiple Connections
and
Figure B.3 Figure E.4
S 8 Inter ace
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
Note:
slave devices.
2. Set H5-07 to 1 when using the RS-485 interface.
explain the wiring diagrams for multiple connections using MEMOBUS/Modbus communication.
R–
R+
S–
Controller
S+
IG
Fi ure E
S–
Drive
S+
R–
S2
R+
IG
OFF
S– Drive
S+
R–
S2
R+
IG
OFF
S–
Drive
S+
R–
S2
R+
ON
IG
S 8 Inter ace
E Connectin to a Net or
E