3.13 MEMOBUS/Modbus Termination
YASKAWA ELECTRIC SIEP C710616 35D YASKAWA AC Drive E1000 Technical Manual 91
3.13 MEMOBUS/Modbus Termination
This drive is equipped with a built in termination resistor for the RS-422/RS-485 communication port. DIP switch S2
enables or disabled the termination resistor as shown in Figure 3.35. 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 3.20 MEMOBUS/Modbus Switch Settings
Figure 3.41
Figure 3.35 DIP Switch S2
Note: Refer to the MEMOBUS/Modbus Communications on page 411 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
O
N
SIEP_C710616_35.book 91 ページ ２０１５年１１月３０日 月曜日 午後２時２分
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