Python API for interacting with the STIEBEL ELTRON ISG web gateway via modbus for controlling integral ventilation units and heat pumps.

This module is based on the STIEBEL ELTRON modbus user manual, but is not official, developed, supported or endorsed by Stiebel Eltron GmbH & Co. KG. For questions and other inquiries, use the issue tracker in this repo please.

You need to have Python installed.

• STIEBEL ELTRON Internet-Service Gateway ISG WEB with enabled modbus module
  • You can call the STIEBEL ELTRON support, if your ISG does not have the modbus module enabled. They upgraded mine for free.
• STIEBEL ELTRON heatpumpt (compatible). Successfully used devices:
  • LWZ504e
  • LWZ304
• Network connection to the ISG WEB

The package is available in the Python Package Index.

    $ pip install python-stiebel-eltron

The sample below shows how to use this Python module.

    from pystiebeleltron import pystiebeleltron as pyse
    from pymodbus.client.sync import ModbusTcpClient as ModbusClient

    client = ModbusClient(host='IP_ADDRESS_ISG', port=502, timeout=2)
    client.connect()

    unit = pyse.StiebelEltronAPI(client, 1)
    unit.update()
    
    print("get_target_temp: {}".format(unit.get_target_temp))
    
    client.close()

python-stiebel-eltron is licensed under MIT, for more details check LICENSE.