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163 lines
5.3 KiB
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163 lines
5.3 KiB
ReStructuredText
Growatt Solar
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=============
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.. seo::
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:description: Instructions for setting up a Growatt inverter reading on modbus.
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:image: growatt.jpg
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:keywords: Growatt, Ginverter
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The ``Growatt Inverter`` sensor platform allows you to use growatt inverter data reading on modbus with ESPHome.
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.. figure:: images/growatt.jpg
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:align: center
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:width: 50.0%
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Growatt Logo
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The communication with this integration is done over a :ref:`UART bus <uart>` using :ref:`Modbus <modbus>`.
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You must therefore have a ``uart:`` entry in your configuration with both the TX and RX pins set
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to some pins on your board and the baud rate set to 9600.
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.. code-block:: yaml
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# Example configuration entry
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uart:
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- id: gw_uart
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baud_rate: 9600
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tx_pin: GPIO1
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rx_pin: GPIO3
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modbus:
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uart_id: gw_uart
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flow_control_pin: GPIO4
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sensor:
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- platform: growatt_solar
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update_interval: 10s
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protocol_version: RTU
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inverter_status:
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name: "Growatt Status Code"
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phase_a:
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voltage:
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name: "Growatt Voltage Phase A"
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current:
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name: "Growatt Current Phase A"
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active_power:
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name: "Growatt Power Phase A"
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phase_b:
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voltage:
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name: "Growatt Voltage Phase B"
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current:
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name: "Growatt Current Phase B"
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active_power:
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name: "Growatt Power Phase B"
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phase_c:
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voltage:
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name: "Growatt Voltage Phase C"
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current:
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name: "Growatt Current Phase C"
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active_power:
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name: "Growatt Power Phase C"
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pv1:
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voltage:
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name: "Growatt PV1 Voltage"
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current:
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name: "Growatt PV1 Current"
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active_power:
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name: "Growatt PV1 Active Power"
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pv2:
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voltage:
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name: "Growatt PV2 Voltage"
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current:
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name: "Growatt PV2 Current"
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active_power:
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name: "Growatt PV2 Active Power"
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active_power:
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name: "Growatt Grid Active Power"
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pv_active_power:
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name: "Growatt PV Active Power"
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frequency:
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name: "Growatt Frequency"
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energy_production_day:
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name: "Growatt Today's Generation"
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total_energy_production:
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name: "Growatt Total Energy Production"
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inverter_module_temp:
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name: "Growatt Inverter Module Temp"
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Configuration variables:
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------------------------
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- **inverter_status** (*Optional*): Status code of the inverter (0: waiting, 1: normal, 3:fault)
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- **protocol_version** (*Optional*): Version of the protocol used by your inverter.
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Old inverters use RTU (default). Newer ones use RTU2 (e.g. MIC, MIN, MAX series)
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- **phase_a** (*Optional*): The group of exposed sensors for Phase A/1.
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- **current** (*Optional*): Use the current value of the sensor in amperes. All options from
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:ref:`Sensor <config-sensor>`.
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- **voltage** (*Optional*): Use the voltage value of the sensor in volts.
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All options from :ref:`Sensor <config-sensor>`.
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- **active_power** (*Optional*): Use the (active) power value of the sensor in watts. All options
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from :ref:`Sensor <config-sensor>`.
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- **phase_b** (*Optional*): The group of exposed sensors for Phase B/2 on applicable inverters.
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- All options from **phase_a**
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- **phase_c** (*Optional*): The group of exposed sensors for Phase C/3 on applicable inverters.
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- All options from **phase_a**
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- **pv1** (*Optional*): The group of exposed sensors for Photo Voltaic 1.
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- **current** (*Optional*): Use the current value of the sensor in amperes. All options from
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:ref:`Sensor <config-sensor>`.
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- **voltage** (*Optional*): Use the voltage value of the sensor in volts.
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All options from :ref:`Sensor <config-sensor>`.
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- **active_power** (*Optional*): Use the (active) power value of the sensor in watts. All options
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from :ref:`Sensor <config-sensor>`.
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- **pv2** (*Optional*): The group of exposed sensors for Photo Voltaic 2.
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- All options from **pv1**
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- **active_power** (*Optional*): Use the (active) power value for the Grid in watts. All options
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from :ref:`Sensor <config-sensor>`.
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- **pv_active_power** (*Optional*): Use the (active) power value of PVs in total in watts. All options
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from :ref:`Sensor <config-sensor>`.
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- **frequency** (*Optional*): Use the frequency value of the sensor in hertz.
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All options from :ref:`Sensor <config-sensor>`.
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- **energy_production_day** (*Optional*): Use the export active energy value for same day of the
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sensor in kilo watt hours. All options from :ref:`Sensor <config-sensor>`.
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- **total_energy_production** (*Optional*): Use the total exported energy value of the sensor in
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kilo watt hours. All options from :ref:`Sensor <config-sensor>`.
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- **inverter_module_temp** (*Optional*): Use the inverter module temperature value of the sensor in
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degree celsius. All options from :ref:`Sensor <config-sensor>`.
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- **update_interval** (*Optional*, :ref:`config-time`): The interval to check the
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sensor. Defaults to ``10s``.
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- **address** (*Optional*, int): The address of the sensor if multiple sensors are attached to
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the same UART bus. You will need to set the address of each device manually. Defaults to ``1``.
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See Also
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--------
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- :ref:`sensor-filters`
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- :ghedit:`Edit`
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