3.11 MEMOBUS/Modbus Termination
YASKAWA ELECTRIC SIEP C710616 38F YASKAWA AC Drive - L1000A Technical Manual 87
3.11 MEMOBUS/Modbus Termination
This drive is equipped with a built-in termination resistor for the RS-422/485 communication port. DIP switch S2 enables
or disables the termination resistor as shown in Figure 3.26. The OFF position is the default. The termination resistor
should be placed to the ON position when the drive is the last in a series of slave drives.
Table 3.13 MEMOBUS/Modbus Switch Settings
Figure 3.25
Figure 3.26 DIP Switch S2
Note: Refer to the MEMOBUS/Modbus Communications on page 443 for details on MEMOBUS/Modbus.
S2 Position Description
ON Internal termination resistor ON
OFF Internal termination resistor OFF (default setting)
DIP Switch S2
(OFF:default)
OFF ON
SIEP_C710616_38F_5_0.book 87 ページ ２０１５年１１月９日 月曜日 午後３時３６分
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