YASKAWA iQpump Micro CIMR-PW Series User Manual page 389

RS-422 Interface
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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-422 interface in a multi-drop circuit.
Set H5-07 to 0 when using the RS-422 interface in a point-to-point circuit.
YASKAWA TOEP YAIQPM 03B YASKAWA AC Drive - iQpump Micro User Manual
R –
R+
PLC
S –
S+
IG
Figure C.4 RS-422 Interface
C.4 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
C
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