Memobus/Modbus Termination; Memobus/Modbus Termination - YASKAWA E1000 Technical Manual

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
resistor should be placed to the ON position when the drive is the last in a series of slave drives.
S2 Position
ON
OFF
Figure 3.41
YEC_TMonly
Note: Refer to the MEMOBUS/Modbus Communications on page 411
YASKAWA ELECTRIC SIEP C710616 35D YASKAWA AC Drive E1000 Technical Manual
Figure
Table 3.20 MEMOBUS/Modbus Switch Settings
DIP Switch S2
OFF ON
O
N
(OFF: default)
Figure 3.35 DIP Switch S2

3.13 MEMOBUS/Modbus Termination

3.35. The OFF position is the default. The termination
Description
Internal termination resistor ON
Internal termination resistor OFF (default setting)
for details on MEMOBUS/Modbus.
3
91