automations.yaml

# add this to the end of your automations.yaml file

- action:
  - data:
      duration: 01:00:00
      entity_id: timer.sauna
    service: timer.start
  alias: Start Sauna Timer When Sauna Turns On
  condition: []
  id: '1519964939982'
  trigger:
  - entity_id: switch.aeotec_zw078_heavy_duty_smart_switch_gen5_switch
    from: 'off'
    platform: state
    to: 'on'
- action:
  - data:
      entity_id: switch.aeotec_zw078_heavy_duty_smart_switch_gen5_switch
    service: switch.turn_off
  alias: Turn Off Sauna When Timer Stops
  condition: []
  id: '1519965173244'
  trigger:
  - event_data:
      entity_id: timer.sauna
    event_type: timer.finished
    platform: event
- action:
  - data:
      entity_id: timer.sauna
    service: timer.cancel
  alias: Stop Timer When Sauna Turns Off
  condition: []
  id: '1519965481879'
  trigger:
  - entity_id: switch.aeotec_zw078_heavy_duty_smart_switch_gen5_switch
    from: 'on'
    platform: state
    to: 'off'
- action:
  - data:
      entity_id: switch.aeotec_zw078_heavy_duty_smart_switch_gen5_switch
    service: switch.turn_off
  alias: Turn Off Sauna when Power Goes to 0
  condition: []
  id: '1523073778378'
  trigger:
  - below: '0.1'
    entity_id: sensor.aeotec_zw078_heavy_duty_smart_switch_gen5_power
    platform: numeric_state