Connecting and starting the USB001Z unit, VF-AS1

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4. Connecting and starting the USB001Z unit

To connect the USB001Z unit to your computer, follow these steps:

1)Turn off the input power to the inverter, and after waiting for at least 15 minutes, make sure that the charge lamp on the inverter is no longer lit. (Your personal computer can remain powered on.)

2)Connect a USB cable to the USB port on the USB001Z unit and to a USB port on your computer.

When connecting the USB001Z unit to your computer for the first time, you have to install its driver. Refer to Section 2.

3)Connect an inverter-unit connection cable (optional) between the communication connector of the USB001Z and that of the inverter. At this time, be careful not to apply force to the connectors. (Refer to the instruction manual of the inverter for connection to the connection port of the inverter.)

RS 485 (2-wire type) side: Connectable to such an RS485 (2-wire type) interface port as that of the VF-AS1.

LOGIC side:Connectable to such a common serial interface port as that of the VF-nC1, S9, S11, A7, or P7.

*Connect the cable only to either RS485 or LOGIC.

4)Turn on the power to the inverter, and set communication parameters.

*Before disconnecting the USB communication unit, also perform above step 1) beforehand.

Example of connection (In the case of the VF-AS1)

VF-AS1

RS485 (2-wire type)

LOGIC

USB

Option Unit

USB

Computer (USB port)

-Inverter-unit connection cable (Optional)

Model number	Cable length
CAB0011	1.2m
CAB0013	3.6m
CAB0015	4.8m

-USB cable (A-B connection type)

Use a commercially available USB cable. (Compliant with USB 1.1/2.0) Recommended cable length: 1m

Warning

Prohibited

Do not disconnect the USB cable during communication with the inverter.

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