esphome_components/example_obis.yml at master · jplitza/esphome_components · GitHub

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external_components:
  - source: github://jplitza/esphome_components

logger:
  baud_rate: 0

uart:
  id: uart_bus
  rx_pin: GPIO3
  tx_pin: GPIO1
  # Adapt the following three lines to the energy meter you're reading!
  baud_rate: 9600
  data_bits: 7
  parity: EVEN
  stop_bits: 1

# Some devices need to be triggered to send their data. We can use the
# integrated "interval" component for that:
interval:
  - interval: 10sec
    then:
      - logger.log:
          format: "Initiating communication at 300 baud"
          tag: "mt174"

      - lambda: |-
          if (id(uart_bus).get_baud_rate() != 300) {
            id(uart_bus).flush();
            id(uart_bus).set_baud_rate(300);
            id(uart_bus).load_settings();
          }

      - delay: 1s

      - uart.write:
          id: uart_bus
          data: [0x2F, 0x3F, 0x21, 0x0D, 0x0A]

obis:
  uart_id: uart_bus

  on_opening:
    then:
      # The following makes Iskra MT174 output their info at 9600 baud instead
      # of 300 baud!
      - logger.log:
          format: "Received opening, sending ACK"
          tag: mt174

      - uart.write:
          id: uart_bus
          data: [0x06, 0x30, 0x35, 0x30, 0x0D, 0x0A]

      - logger.log:
          format: "Switching to 9600 baud"
          tag: mt174

      - lambda: |-
          id(uart_bus).flush();
          id(uart_bus).set_baud_rate(9600);
          id(uart_bus).load_settings();

sensor:
  - platform: obis
    channel: "1-0:1.8.0*255"
    name: "Power Meter"
    unit_of_measurement: "kWh"
    device_class: energy
    state_class: total_increasing
    accuracy_decimals: 2
    icon: "mdi:speedometer"
    filters:
    - throttle: 30s

  - platform: obis
    channel: "1-0:21.7.255*255"
    name: "Phase 1 Power"
    unit_of_measurement: "W"
    device_class: power
    state_class: measurement
    accuracy_decimals: 0
    icon: "mdi:numeric-1-circle"
    filters:
    - sliding_window_moving_average:
        window_size: 5
        send_every: 5

  - platform: obis
    channel: "1-0:41.7.255*255"
    name: "Phase 2 Power"
    unit_of_measurement: "W"
    device_class: power
    state_class: measurement
    accuracy_decimals: 0
    icon: "mdi:numeric-2-circle"
    filters:
    - sliding_window_moving_average:
        window_size: 5
        send_every: 5

  - platform: obis
    channel: "1-0:61.7.255*255"
    name: "Phase 3 Power"
    unit_of_measurement: "W"
    device_class: power
    state_class: measurement
    accuracy_decimals: 0
    icon: "mdi:numeric-3-circle"
    filters:
    - sliding_window_moving_average:
        window_size: 5
        send_every: 5

  - platform: obis
    channel: "1-0:1.7.255*255"
    name: "Total Power"
    unit_of_measurement: "W"
    device_class: power
    state_class: measurement
    accuracy_decimals: 0
    icon: "mdi:flash"
    filters:
    - sliding_window_moving_average:
        window_size: 5
        send_every: 5

text_sensor:
  - platform: obis
    channel: "0-0:96.1.255*255"
    name: "Serial Number"