YASKAWA HV600 Manual page 600

4.6 Control I/O Connections
This drive has a built-in termination resistor for the RS-485 interface.
DIP Switch S2
600
Figure 4.33 Location of DIP Switch S2
Table 4.13 RS-485 Communications Termination Resistor Setting
ON
OFF (Default)
The built-in termination resistor is ON.
The built-in termination resistor is OFF.
YASKAWA TOEPYAIHV6002A HV600 Drive Programming
Description