How can we help?

Home » News old » Technical Support » How to connect 485 communication line

How to connect 485 communication line

1. Connect the 485 communication cable to the "A, B" terminal of the host module, as shown below:

1642743614(1)


2. Connect the 485 communication shielded line between the combiner boxes in series, as shown in the following figure: Note: The shielded wire inside the combiner box cannot be grounded!

1642744442(1)


3. After suspending the shielded lines of all the combiner boxes in a series, ground the single point at the communication management machine, as shown in the following figure:

1642743652(1)

Products

Solution and Project

Resources

About Fonrich

Please fill out the form below and we will get back to you as soon as possible.
Copyright  2021 Fonrich (Shanghai) New Energy Technology Co., Ltd. All rights reserved.            沪ICP备18039308号-1