In case you are interested in this too: I have 3 phases coming in to my house, and created the following in my sensors.yaml to read the values for those three phases and the current tariff. I was luckier in that the data was in json format.
- platform: rest
name: Youless phases
scan_interval: 12
resource: http://192.168.2.123/f
headers:
User-Agent: Home Assistant
Content-Type: application/json
method: GET
json_attributes:
- tr
- i1
- i2
- i3
- v1
- v2
- v3
- l1
- l2
- l3
value_template: "OK"
- platform: template
sensors:
youless_tariff:
availability_template: "{{ state_attr('sensor.youless_phases', 'tr') != 'unavailable' }}"
value_template: '{{ state_attr("sensor.youless_phases", "tr") }}'
unique_id: sensor.youless_tariff
friendly_name: "Youless tariff"
phase_1_current:
availability_template: "{{ state_attr('sensor.youless_phases', 'i1') != 'unavailable' }}"
value_template: '{{ state_attr("sensor.youless_phases", "i1") | float(0) }}'
unique_id: sensor.phase_1_current
friendly_name: "Phase 1 current"
unit_of_measurement: "A"
device_class: "current"
phase_1_voltage:
availability_template: "{{ state_attr('sensor.youless_phases', 'v1') != 'unavailable' }}"
value_template: '{{ state_attr("sensor.youless_phases", "v1") | float(0) }}'
friendly_name: "Phase 1 voltage"
unique_id: sensor.phase_1_voltage
unit_of_measurement: "V"
device_class: "voltage"
phase_1_power:
availability_template: "{{ state_attr('sensor.youless_phases', 'l1') != 'unavailable' }}"
value_template: '{{ state_attr("sensor.youless_phases", "l1") | float(0) }}'
friendly_name: "Phase 1 power"
unique_id: sensor.phase_1_power
unit_of_measurement: "W"
device_class: "power"
phase_2_current:
availability_template: "{{ state_attr('sensor.youless_phases', 'i2') != 'unavailable' }}"
value_template: '{{ state_attr("sensor.youless_phases", "i2") | float(0) }}'
friendly_name: "Phase 2 current"
unique_id: sensor.phase_2_current
unit_of_measurement: "A"
device_class: "current"
phase_2_voltage:
availability_template: "{{ state_attr('sensor.youless_phases', 'v2') != 'unavailable' }}"
value_template: '{{ state_attr("sensor.youless_phases", "v2") | float(0) }}'
friendly_name: "Phase 2 voltage"
unique_id: sensor.phase_2_voltage
unit_of_measurement: "V"
device_class: "voltage"
phase_2_power:
availability_template: "{{ state_attr('sensor.youless_phases', 'l2') != 'unavailable' }}"
value_template: '{{ state_attr("sensor.youless_phases", "l2") | float(0) }}'
friendly_name: "Phase 2 power"
unique_id: sensor.phase_2_power
unit_of_measurement: "W"
device_class: "power"
phase_3_current:
availability_template: "{{ state_attr('sensor.youless_phases', 'i3') != 'unavailable' }}"
value_template: '{{ state_attr("sensor.youless_phases", "i3") | float(0) }}'
friendly_name: "Phase 3 current"
unit_of_measurement: "A"
unique_id: sensor.phase_3_current
device_class: "current"
phase_3_voltage:
availability_template: "{{ state_attr('sensor.youless_phases', 'v3') != 'unavailable' }}"
value_template: '{{ state_attr("sensor.youless_phases", "v3") | float(0) }}'
friendly_name: "Phase 3 voltage"
unique_id: sensor.phase_3_voltage
unit_of_measurement: "V"
device_class: "voltage"
phase_3_power:
availability_template: "{{ state_attr('sensor.youless_phases', 'l3') != 'unavailable' }}"
value_template: '{{ state_attr("sensor.youless_phases", "l3") | float(0) }}'
friendly_name: "Phase 3 power"
unique_id: sensor.phase_3_power
unit_of_measurement: "W"
device_class: "power"