SungrowModbusWebClient

Drop in replacement for SungrowModbusTCPClient/ModbusTCPClient that uses Websockets and HTTP API requests to work around Sungrow disabling Modbus requests on WiNet-S Dongle.

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About The Project

Access Modbus RTU via HTTP API call to Sungrow WiNet-S.

This uses HTTP requests to retrieve Modbus packets, add a header and then pass to PyModbus to parse like a standard Modbus RTU message

Class based on pymodbus.ModbusTcpClient, completely interchangeable, just replace ModbusTcpClient() or SungrowModbusTcpClient() with SungrowModbusTcpClient()

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Built With

Python3

Requires

pymodbus>=2.4.0

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Getting Started

Install via PIP, then if replace ModbusTcpClient() or SungrowModbusTcpClient() with SungrowModbusWebClient()

Installation

Install with PIP

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Usage

For Solariot, open solariot.py

Add to the top: from SungrowModbusWebClient import SungrowModbusWebClient

Replace SungrowModbusTcpClient with SungrowModbusWebClient near lines 100 & 101

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Tested

SG7.0RT with WiNet-S Dongle

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License

Distributed under the GPL3 License. See LICENSE.txt for more information.

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Contact

Project Link: https://github.com/bohdan-s/SungrowModbusWebClient

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Acknowledgments

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Metadata

Release files for SungrowModbusWebClient 0.2.0

For a detailed explanation of source distributions (sdists) and built distributions (wheels), please see the package formats documentation.

Source distribution (sdist)

Source distribution for SungrowModbusWebClient 0.2.0
File	Size	Uploaded
SungrowModbusWebClient-0.2.0.tar.gz	18.8 kB	Dec 2, 2021	Details

Release files / SungrowModbusWebClient-0.2.0.tar.gz

Download URL	SungrowModbusWebClient-0.2.0.tar.gz
Size	18.8 kB
Tags	Source
SHA-256 checksum How to use checksums	`68964ad75e27d11671cc1a474bd48deaac8d40fd8d50ec6535caaf022b10b057`
BLAKE2b-256 checksum How to use checksums	`b456262a1e209bd948388ea8345f328a37af89e6104c68acda52b97bb68e6540`
Upload date	Dec 2, 2021
Uploaded using Trusted Publishing? What is trusted publishing?	No
Uploaded via	`twine/3.6.0 importlib_metadata/4.8.2 pkginfo/1.8.1 requests/2.26.0 requests-toolbelt/0.9.1 tqdm/4.62.3 CPython/3.9.7`