Instruction manual

OPERATION/CONTROL

(5) Communication operation mode

(Pr. 79 "operation mode selection" = 0 or 1)

Communication operation can be performed by connecting a personal computer and

the PU connector with the RS-485 communication cable.

• Connection cable......................Connector: RJ45 connector

Cable: Cable conforming to EIA568

(e.g. 10BASE-T cable)

• Personal computer ...................Refer to the instruction manual of the inverter setup

software for hardware requirements of the inverter

setup software.

• RS-485, RS-232C converter ....To be prepared when the communication port of the

personal computer has RS-232C specifications.

3.1.2 Power on

Before switching power on, check the following.

 Installation check

Make sure that the inverter is installed correctly in a proper location. (Refer to page

14.)

 Wiring check

Make sure that the main and control circuits are wired correctly.

Make sure that the options and peripheral devices are selected and connected

correctly. (Refer to page 16.)

 Switch power on.

Power-on is complete if the POWER lamp is lit to give a correct indication and the

ALARM lamp is off.

Preparation

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