User Manual

Chapter 6 Operation
6 - 6
14) RS422/RS485port
(RJ45)
- This is a port for external operator, Modbus connection, or ProDrioveNext
(RS485/operator changeover switch must be operated) before Power ON. In
case of Modbus communication, it is necessary to set the changeover switch and
parameter (C070). Display of NES1-OP will be according to the parameter set of
b150 continuiously, if the external operator is connected while the dedicated
operator (NES1-OP) is integrated. Note1)
Note 1) Connecting work on RJ45 jack must be done during the inverter power off.