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228 lines
8.2 KiB
ReStructuredText
228 lines
8.2 KiB
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Daly BMS
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========
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.. seo::
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:description: Instructions for setting up a Daly Smart BMS
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:image: daly_bms.png
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The ``daly_bms`` sensor platform allows you to use a Daly Smart BMS
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(`more info <https://dalyelec.en.made-in-china.com/>`__)
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with ESPHome.
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The BMS communicates via :ref:`UART <uart>`.
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.. figure:: images/daly_bms_example.png
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:align: center
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:width: 100.0%
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.. code-block:: yaml
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# Example configuration entry (ESP8266)
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uart:
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tx_pin: GPIO1
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rx_pin: GPIO3
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baud_rate: 9600
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daly_bms:
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update_interval: 20s
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sensor:
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- platform: daly_bms
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voltage:
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name: "Battery Voltage"
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current:
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name: "Battery Current"
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battery_level:
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name: "Battery Level"
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max_cell_voltage:
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name: "Max Cell Voltage"
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max_cell_voltage_number:
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name: "Max Cell Voltage Number"
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min_cell_voltage:
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name: "Min Cell Voltage"
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min_cell_voltage_number:
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name: "Min Cell Voltage Number"
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max_temperature:
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name: "Max Temperature"
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max_temperature_probe_number:
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name: "Max Temperature Probe Number"
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min_temperature:
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name: "Min Temperature"
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min_temperature_probe_number:
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name: "Min Temperature Probe Number"
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remaining_capacity:
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name: "Remaining Capacity"
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cells_number:
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name: "Cells Number"
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temperature_1:
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name: "Temperature 1"
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temperature_2:
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name: "Temperature 2"
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text_sensor:
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- platform: daly_bms
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status:
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name: "BMS Status"
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binary_sensor:
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- platform: daly_bms
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charging_mos_enabled:
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name: "Charging MOS"
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discharging_mos_enabled:
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name: "Discharging MOS"
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Component/Hub
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-------------
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- **update_interval** (*Optional*, :ref:`config-time`): Delay between data requests.
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Configuration variables:
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************************
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Sensor:
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-------
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A sensor platform to read BMS data
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Configuration variables:
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************************
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- **voltage** (*Optional*): Voltage of the battery pack connected to Daly BMS.
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- **name** (**Required**, string): The name for the voltage sensor.
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- **id** (*Optional*, :ref:`config-id`): Set the ID of this sensor for use in lambdas.
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- All other options from :ref:`Sensor <config-sensor>`.
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- **current** (*Optional*): Current flowing trough the BMS (input or output from batttery).
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- **name** (**Required**, string): The name for the current sensor.
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- **id** (*Optional*, :ref:`config-id`): Set the ID of this sensor for use in lambdas.
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- All other options from :ref:`Sensor <config-sensor>`.
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- **battery_level** (*Optional*): Battery level in % (SoC).
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- **name** (**Required**, string): The name for the SoC sensor.
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- **id** (*Optional*, :ref:`config-id`): Set the ID of this sensor for use in lambdas.
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- All other options from :ref:`Sensor <config-sensor>`.
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- **max_cell_voltage** (*Optional*): The cell of the battery with the higher voltage.
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- **name** (**Required**, string): The name for the Max Cell Voltage sensor.
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- **id** (*Optional*, :ref:`config-id`): Set the ID of this sensor for use in lambdas.
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- All other options from :ref:`Sensor <config-sensor>`.
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- **max_cell_voltage_number** (*Optional*): The cell number of the battery with the higher voltage.
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- **name** (**Required**, string): The name for the Max Cell Voltage Number sensor.
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- **id** (*Optional*, :ref:`config-id`): Set the ID of this sensor for use in lambdas.
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- All other options from :ref:`Sensor <config-sensor>`.
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- **min_cell_voltage** (*Optional*): The cell of the battery with the lower voltage.
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- **name** (**Required**, string): The name for the Min Cell Voltage sensor.
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- **id** (*Optional*, :ref:`config-id`): Set the ID of this sensor for use in lambdas.
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- All other options from :ref:`Sensor <config-sensor>`.
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- **min_cell_voltage_number** (*Optional*): The cell number of the battery with the lower voltage.
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- **name** (**Required**, string): The name for the Min Cell Voltage Number sensor.
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- **id** (*Optional*, :ref:`config-id`): Set the ID of this sensor for use in lambdas.
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- All other options from :ref:`Sensor <config-sensor>`.
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- **max_temperature** (*Optional*): The higher temperature measured from the temperature sensors.
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- **name** (**Required**, string): The name for the Max Temperature sensor.
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- **id** (*Optional*, :ref:`config-id`): Set the ID of this sensor for use in lambdas.
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- All other options from :ref:`Sensor <config-sensor>`.
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- **max_temperature_probe_number** (*Optional*): The sensor number which has measured the higher temperature.
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- **name** (**Required**, string): The name for the Max Temperature Probe Number sensor.
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- **id** (*Optional*, :ref:`config-id`): Set the ID of this sensor for use in lambdas.
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- All other options from :ref:`Sensor <config-sensor>`.
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- **min_temperature** (*Optional*): The lower temperature measured from the temperature sensors.
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- **name** (**Required**, string): The name for the Min Temperature sensor.
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- **id** (*Optional*, :ref:`config-id`): Set the ID of this sensor for use in lambdas.
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- All other options from :ref:`Sensor <config-sensor>`.
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- **min_temperature_probe_number** (*Optional*): The sensor number which has measured the lower temperature.
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- **name** (**Required**, string): The name for the Min Temperature Probe Number sensor.
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- **id** (*Optional*, :ref:`config-id`): Set the ID of this sensor for use in lambdas.
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- All other options from :ref:`Sensor <config-sensor>`.
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- **remaining_capacity** (*Optional*): The capacity in Ah left in the battery.
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- **name** (**Required**, string): The name for the Remaining Capacity sensor.
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- **id** (*Optional*, :ref:`config-id`): Set the ID of this sensor for use in lambdas.
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- All other options from :ref:`Sensor <config-sensor>`.
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- **cells_number** (*Optional*): The number of cells in series in the battery pack.
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- **name** (**Required**, string): The name for the Cells Number sensor.
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- **id** (*Optional*, :ref:`config-id`): Set the ID of this sensor for use in lambdas.
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- All other options from :ref:`Sensor <config-sensor>`.
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- **temperature_1** (*Optional*): The first temperature sensor.
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- **name** (**Required**, string): The name for the first temperature sensor.
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- **id** (*Optional*, :ref:`config-id`): Set the ID of this sensor for use in lambdas.
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- All other options from :ref:`Sensor <config-sensor>`.
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- **temperature_2** (*Optional*): The second temperature sensor.
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- **name** (**Required**, string): The name for the second temperature sensor.
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- **id** (*Optional*, :ref:`config-id`): Set the ID of this sensor for use in lambdas.
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- All other options from :ref:`Sensor <config-sensor>`.
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Text Sensor:
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------------
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Text sensor that indicates the status of BMS.
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Configuration variables:
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************************
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- **status** (*Optional*): The BMS Status (Charging, Discharging, Stationary).
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- **name** (**Required**, string): The name for the BMS status text sensor.
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- **id** (*Optional*, :ref:`config-id`): Set the ID of this sensor for use in lambdas.
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- All other options from :ref:`Text Sensor <config-text_sensor>`.
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Binary Sensor:
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--------------
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Binary sensor that indicates the status of MOS.
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Configuration variables:
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************************
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- **charging_mos_enabled** (*Optional*): The BMS charging MOS status to enable the recharge of the battery.
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- **name** (**Required**, string): The name for the charging MOS binary sensor.
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- **id** (*Optional*, :ref:`config-id`): Set the ID of this sensor for use in lambdas.
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- All other options from :ref:`Binary Sensor <config-binary_sensor>`.
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- **discharging_mos_enabled** (*Optional*): The BMS discharging mos status to enable the load.
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- **name** (**Required**, string): The name for the discharging MOS binary sensor.
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- **id** (*Optional*, :ref:`config-id`): Set the ID of this sensor for use in lambdas.
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- All other options from :ref:`Binary Sensor <config-binary_sensor>`.
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UART Connection:
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----------------
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Connect RX from BMS to TX in ESP board and TX from BMS to RX in ESP board
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.. figure:: images/daly_bms_pinout.png
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:align: center
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:width: 100.0%
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Uart Pinout.
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See Also
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--------
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- :ref:`sensor-filters`
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- :apiref:`daly_bms/daly_bms.h`
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- :ghedit:`Edit`
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