YASKAWA iQpump Micro CIMR-PW Series User Manual page 390

C.4 Connecting to a Network
u Network Termination
The two ends of the MEMOBUS/Modbus network line have to be terminated. The drive has a built in terminating resistance
that can be enabled or disabled using DIP switch S2. If a drive is located at the end of a network line, enable the terminating
resistance by setting DIP switch S2 to the ON position. Disable the terminating resistance on all slaves that are not located at
Figure C.5
the network line end.
390
illustrates the setting of DIP switch S2.
DIP switch S2
(in the ON position)
OFF ON
R+ R－ S+ S－ IG
P1 P2 PC A1 A2 +V AC AM AC MP
MA MB MC
S1 S2 S3 S4 S5 S6 S7 HC SC H1 RP
R+ R- S+ S- IG
Figure C.5 Serial Communications Terminal and DIP Switch S2
S+
S-
RS-422A
or
R+
RS-485
DIP
switch
R-
S2
terminal resistance (1/2 W, 120 )
YASKAWA TOEP YAIQPM 03B YASKAWA AC Drive - iQpump Micro User Manual
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