Memobus/Modbus Termination - YASKAWA L1000A Technical Manual
Ac drive for elevator applications; type: cimr-luxa; 200 v class: 3.7 to 110 kw (5 to 150 hp);
400 v class: 3.7 to 132 kw (5 to 200 hp)
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3.11 MEMOBUS/Modbus Termination
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
3.24. 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
S2 Position
Description
ON
Internal termination resistor ON
OFF
Internal termination resistor OFF (default setting)
Figure 3.28
YEA_TMonly
DIP Switch S2
OFF
ON
(OFF:default)
Figure 3.24 DIP Switch S2
Note: Refer to the
MEMOBUS/Modbus Communications on page 383
for details on MEMOBUS/Modbus.
78
YASKAWA ELECTRIC SIEP C710616 38A YASKAWA AC Drive L1000A Technical Manual
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