Memobus/Modbus Termination - YASKAWA U1000 Series Technical Manual

Rated output current: 200 v class: 22 to 248 a, 400 v class: 9.6 to 414 a

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3.12 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

3.20. 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. Refer to

Switches and

Jumpers on the Terminal Board on page 80

for locating switch S2.

Table 3.20 MEMOBUS/Modbus Switch Settings

Internal termination resistor ON

Internal termination resistor OFF (default setting)

Note: Refer to

MEMOBUS/Modbus Communications on page 487

for details on MEMOBUS/Modbus.

YASKAWA ELECTRIC SIEP C710636 03A YASKAWA U1000 Technical Manual

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