danfoss_ally_remote_temperature.yaml

---
blueprint:
  domain: automation
  name: Ally Temp Update
  description: 'Update Danfoss Ally TRV external temperature with min/max refresh
    rate Original source: https://community.home-assistant.io/t/danfoss-ally-trv-working-with-remote-temp-sensor/276686/149'
  source_url: https://github.com/mdeweerd/zha-toolkit/blob/master/blueprints/danfoss_ally_remote_temperature.yaml
  input:
    ally_device:
      name: Ally TRV Device
      description: Temperature reading will be sent to this device
      selector:
        device:
          manufacturer: Danfoss
          entity:
            domain: climate
    temp_sensor_id:
      name: Temperature Sensor
      description: External sensor from which the temperature will be read. Expects
        data format 12.3 (corresponding to °C)
      selector:
        entity:
          domain: sensor
          device_class: temperature
    min_update_minutes:
      name: Minimum update interval
      description: >
        Updates will not be sent if time from last update is less than minimum interval.
        Normally 30 min for uncovered, 5 min for covered.
      default: 5
      selector:
        number:
          max: 360
          min: 1
          unit_of_measurement: minutes
          mode: box
    max_update_minutes:
      name: Maximum update interval
      description: >
        Updates must be sent at least every 30 minutes for covered radiators,
        and 3 hours for uncovered radiators.
        Set to 30 min or 150 min.
      default: 150
      selector:
        number:
          max: 180
          min: 1
          unit_of_measurement: minutes
          mode: box
variables:
  device: !input ally_device
  ieee: "{{(device_attr(device, 'identifiers')|list)[0][1]}}"
  min_update_minutes: !input min_update_minutes
  temp_sensor_id: !input temp_sensor_id
trigger:
  - platform: state
    entity_id:
      - !input temp_sensor_id
  - platform: homeassistant
    event: start
condition:
  - condition: template
    value_template: >
      {{ as_timestamp(now()) - as_timestamp(state_attr(this.entity_id,'last_triggered'),0)|int
      >= (60 * min_update_minutes) }}
action:
  - alias: Repeat until restarted to report temperature, or expired max_update delay
    repeat:
      while: "{{ 1 == 1 }}"
      sequence:
        - alias: Write remote temperature to Danfoss Ally
          service: zha_toolkit.attr_write
          data:
            ieee: '{{ ieee }}'
            cluster: 0x0201
            attribute: 0x4015
            attr_val: '{{ (states(temp_sensor_id) | float * 100) | round(0)}}'
        - alias: Wait until the maximum update delay expires (automation restarts
            when temperature changes before)
          delay:
            minutes: !input max_update_minutes
mode: restart