esphome/tests/components/opentherm/common.yaml

api:
wifi:
  ap:
    ssid: "Thermostat"
    password: "MySecretThemostat"

opentherm:
  in_pin: 4
  out_pin: 5
  ch_enable: true
  dhw_enable: false
  cooling_enable: false
  otc_active: false
  ch2_active: true
  t_room: boiler_sensor
  summer_mode_active: true
  dhw_block: true
  sync_mode: true
  controller_product_type: 63
  controller_product_version: 1
  opentherm_version_controller: 2.2
  controller_id: 1
  controller_configuration: 1
  before_send:
    then:
      - lambda: |-
          ESP_LOGW("OT", ">> Sending message %d", x.id);          
  before_process_response:
    then:
      - lambda: |-
          ESP_LOGW("OT", "<< Processing response %d", x.id);          

output:
  - platform: opentherm
    t_set:
      id: t_set
      min_value: 20
      auto_max_value: true
      zero_means_zero: true
    t_set_ch2:
      id: t_set_ch2
      min_value: 20
      max_value: 40
      zero_means_zero: true

number:
  - platform: opentherm
    cooling_control:
      name: "Boiler Cooling control signal"
    t_dhw_set:
      name: "Boiler DHW Setpoint"
    max_t_set:
      name: "Boiler Max Setpoint"
    t_room_set:
      name: "Boiler Room Setpoint"
    t_room_set_ch2:
      name: "Boiler Room Setpoint CH2"
    max_rel_mod_level:
      name: "Maximum relative modulation level"
    otc_hc_ratio:
      name: "OTC heat curve ratio"

sensor:
  - platform: opentherm
    rel_mod_level:
      name: "Boiler Relative modulation level"
    ch_pressure:
      name: "Boiler Water pressure in CH circuit"
    dhw_flow_rate:
      name: "Boiler Water flow rate in DHW circuit"
    t_boiler:
      id: "boiler_sensor"
      name: "Boiler water temperature"
    t_dhw:
      name: "Boiler DHW temperature"
    t_outside:
      name: "Boiler Outside temperature"
    t_ret:
      name: "Boiler Return water temperature"
    t_storage:
      name: "Boiler Solar storage temperature"
    t_collector:
      name: "Boiler Solar collector temperature"
    t_flow_ch2:
      name: "Boiler Flow water temperature CH2 circuit"
    t_dhw2:
      name: "Boiler Domestic hot water temperature 2"
    t_exhaust:
      name: "Boiler Exhaust temperature"
    burner_starts:
      name: "Boiler Number of starts burner"
    ch_pump_starts:
      name: "Boiler Number of starts CH pump"
    dhw_pump_valve_starts:
      name: "Boiler Number of starts DHW pump/valve"
    dhw_burner_starts:
      name: "Boiler Number of starts burner during DHW mode"
    burner_operation_hours:
      name: "Boiler Number of hours that burner is in operation (i.e. flame on)"
    ch_pump_operation_hours:
      name: "Boiler Number of hours that CH pump has been running"
    dhw_pump_valve_operation_hours:
      name: "Boiler Number of hours that DHW pump has been running or DHW valve has been opened"
    dhw_burner_operation_hours:
      name: "Boiler Number of hours that burner is in operation during DHW mode"
    t_dhw_set_ub:
      name: "Boiler Upper bound for adjustement of DHW setpoint"
    t_dhw_set_lb:
      name: "Boiler Lower bound for adjustement of DHW setpoint"
    max_t_set_ub:
      name: "Boiler Upper bound for adjustement of max CH setpoint"
    max_t_set_lb:
      name: "Boiler Lower bound for adjustement of max CH setpoint"
    t_dhw_set:
      name: "Boiler Domestic hot water temperature setpoint"
    max_t_set:
      name: "Boiler Maximum allowable CH water setpoint"
    otc_hc_ratio_ub:
      name: "OTC heat curve ratio upper bound"
    otc_hc_ratio_lb:
      name: "OTC heat curve ratio lower bound"

binary_sensor:
  - platform: opentherm
    fault_indication:
      name: "Boiler Fault indication"
    ch_active:
      name: "Boiler Central Heating active"
    dhw_active:
      name: "Boiler Domestic Hot Water active"
    flame_on:
      name: "Boiler Flame on"
    cooling_active:
      name: "Boiler Cooling active"
    ch2_active:
      name: "Boiler Central Heating 2 active"
    diagnostic_indication:
      name: "Boiler Diagnostic event"
    dhw_present:
      name: "Boiler DHW present"
    control_type_on_off:
      name: "Boiler Control type is on/off"
    cooling_supported:
      name: "Boiler Cooling supported"
    dhw_storage_tank:
      name: "Boiler DHW storage tank"
    controller_pump_control_allowed:
      name: "Boiler Controller pump control allowed"
    ch2_present:
      name: "Boiler CH2 present"
    dhw_setpoint_transfer_enabled:
      name: "Boiler DHW setpoint transfer enabled"
    max_ch_setpoint_transfer_enabled:
      name: "Boiler CH maximum setpoint transfer enabled"
    dhw_setpoint_rw:
      name: "Boiler DHW setpoint read/write"
    max_ch_setpoint_rw:
      name: "Boiler CH maximum setpoint read/write"

switch:
  - platform: opentherm
    ch_enable:
      name: "Boiler Central Heating enabled"
      restore_mode: RESTORE_DEFAULT_ON
    dhw_enable:
      name: "Boiler Domestic Hot Water enabled"
    cooling_enable:
      name: "Boiler Cooling enabled"
      restore_mode: ALWAYS_OFF
    otc_active:
      name: "Boiler Outside temperature compensation active"
    ch2_active:
      name: "Boiler Central Heating 2 active"