Purpose:
The default communication method of 250kW
inverter is PLC, if customer wants to use the RS485, it needs to do the below
operation to change the communication method.
1.Preparation in advance:
1.1 Software and driver
installation:
a. Get
the APP installation package from Hopewind service team.
b. Get
the account and password for hopeInsight from Hopewind service team.
c. Install
the required dirvers and hopeInight into laptop, and try to login with account.
(You may need to input the verification code, you could also get it from
Hopewind service team)。
Note: Required hardware and software:
a. Laptop (Windows7 or 10)
b. USB to RS485 cable
c. hopeInsight for PV
d. Required Drivers for hopeInsight
2. Login the hopeInsight:
The account should be provided by HopewindThe software will be updated automatically, wait till
it is finished
3. Change the interface to PLC:
1. It will enter the PV string interface as fault. And please follow the next steps to change hopeInsight to PLC interface![](https://support.hopewind.com/galleryDocuments/edbsn49ef083526395b9bc85bece3e72cafa9a1930d38967408c5e4426139b8b314e54ed7dfe9842f229fadfa5a1e77ee2e75?inline=true)
2. Disconnect the USB cable, till the communication
failed error comment appeared
3. Re-plug the USB connector to your laptop, wait and it
will show the below comment
4.The interface will change to the PLC as below
4. Change the communication rate & device communication
method:
1. change the communication
Baud rate to 962. change the communication
method to RS485