# Fröling S4 Turbo (Lambdatronic S 3200, V 50.04) -> ESP32-S3 N16R8 -> Home Assistant # NUR LESEND. Es werden keine Werte in die Heizung geschrieben. # # Verkabelung (ESP32-S3 <-> MAX3232-Modul): # ESP GPIO17 (TX) -> Modul RXD # ESP GPIO18 (RX) <- Modul TXD # ESP 3V3 -> Modul VCC # ESP GND -> Modul GND # MAX3232-Modul (Sub-D Buchse) -> 1:1-Kabel -> Kessel COM2 (Stecker) # # Im Kesselmenü: Allg. Einst. -> "COM 2 wird als MODBUS Schnittstelle verwendet" = JA # MODBUS Protokoll = 1 (RTU) # Verkabelung am MAX3232-Modul bei dir: TX/RX sind vertauscht verdrahtet (funktioniert so). # Registeradressen (0-basiert) gelten fuer das aeltere Protokoll von V 50.04 B05.05 # (im Menue gibt es kein "Modbus Protokoll 2014"): Register 3xxxx minus 30001. # Registerliste und Skalierung nach dem Projekt # github.com/GyroGearl00se/ESPHome-Froeling-Lambdatronic_3200 und der # Fröling-Beschreibung "Kommunikationsprotokoll ModBus Lambdatronic 3200 V 50.04". substitutions: name: froeling friendly_name: Fröling # Modbus-Adresse des Kessels (Menü "MODBUS Adresse", sonst Werkseinstellung). # Kommt keine Antwort: 1 und 2 ausprobieren. modbus_address: "1" esphome: name: ${name} friendly_name: ${friendly_name} esp32: board: esp32-s3-devkitc-1 flash_size: 16MB framework: type: esp-idf # N16R8 = 8 MB Octal-PSRAM psram: mode: octal speed: 80MHz logger: level: INFO api: ota: - platform: esphome wifi: ssid: !secret wifi_ssid password: !secret wifi_password # Bei Verbindungsproblemen aktivieren: # output_power: 8.5dB ap: ssid: "Froeling Fallback" password: "fallback1234" captive_portal: uart: id: uart_froeling tx_pin: GPIO17 rx_pin: GPIO18 baud_rate: 57600 data_bits: 8 stop_bits: 1 parity: NONE modbus: id: modbus1 uart_id: uart_froeling modbus_controller: - id: froeling address: ${modbus_address} modbus_id: modbus1 setup_priority: -10 update_interval: 60s command_throttle: 50ms sensor: # --- Kessel --- - platform: modbus_controller modbus_controller_id: froeling name: "Kesseltemperatur" address: 0 register_type: read value_type: U_WORD unit_of_measurement: "°C" device_class: temperature state_class: measurement accuracy_decimals: 1 filters: - multiply: 0.5 - platform: modbus_controller modbus_controller_id: froeling name: "Abgastemperatur" address: 1 register_type: read value_type: U_WORD unit_of_measurement: "°C" device_class: temperature state_class: measurement - platform: modbus_controller modbus_controller_id: froeling name: "Rücklauftemperatur" address: 10 register_type: read value_type: U_WORD unit_of_measurement: "°C" device_class: temperature state_class: measurement accuracy_decimals: 1 filters: - multiply: 0.5 - platform: modbus_controller modbus_controller_id: froeling name: "Restsauerstoff" address: 3 register_type: read value_type: U_WORD unit_of_measurement: "%" state_class: measurement accuracy_decimals: 1 filters: - multiply: 0.1 - platform: modbus_controller modbus_controller_id: froeling name: "Saugzug Drehzahl" address: 6 register_type: read value_type: U_WORD unit_of_measurement: "rpm" state_class: measurement - platform: modbus_controller modbus_controller_id: froeling name: "Betriebsstunden" address: 98 register_type: read value_type: U_WORD unit_of_measurement: "h" state_class: total_increasing # --- Außen --- - platform: modbus_controller modbus_controller_id: froeling name: "Außentemperatur" address: 4 register_type: read value_type: U_WORD unit_of_measurement: "°C" device_class: temperature state_class: measurement accuracy_decimals: 1 filters: - multiply: 0.5 # --- Puffer 1 --- - platform: modbus_controller modbus_controller_id: froeling name: "Puffer 1 oben" address: 118 register_type: read value_type: U_WORD unit_of_measurement: "°C" device_class: temperature state_class: measurement accuracy_decimals: 1 filters: - multiply: 0.5 - platform: modbus_controller modbus_controller_id: froeling name: "Puffer 1 mitte" address: 119 register_type: read value_type: U_WORD unit_of_measurement: "°C" device_class: temperature state_class: measurement accuracy_decimals: 1 filters: - multiply: 0.5 - platform: modbus_controller modbus_controller_id: froeling name: "Puffer 1 unten" address: 120 register_type: read value_type: U_WORD unit_of_measurement: "°C" device_class: temperature state_class: measurement accuracy_decimals: 1 filters: - multiply: 0.5 # --- Boiler / Brauchwasser und Heizkreis --- - platform: modbus_controller modbus_controller_id: froeling name: "Boiler Temperatur" address: 93 register_type: read value_type: S_WORD unit_of_measurement: "°C" device_class: temperature state_class: measurement accuracy_decimals: 1 filters: - multiply: 0.5 - platform: modbus_controller modbus_controller_id: froeling name: "Vorlauf Heizkreis 1" address: 21 register_type: read value_type: S_WORD unit_of_measurement: "°C" device_class: temperature state_class: measurement accuracy_decimals: 1 filters: - multiply: 0.5 # --- Zustandscodes (intern, daraus entstehen die Texte unten) --- - platform: modbus_controller modbus_controller_id: froeling id: anlagenzustand_code name: "Anlagenzustand Code" address: 4000 register_type: read value_type: U_WORD internal: true - platform: modbus_controller modbus_controller_id: froeling id: kesselzustand_code name: "Kesselzustand Code" address: 4001 register_type: read value_type: U_WORD internal: true # --- WLAN-Signal --- - platform: wifi_signal name: "WLAN Signal" update_interval: 60s entity_category: diagnostic text_sensor: - platform: template name: "Anlagenzustand" update_interval: 60s lambda: |- static const char* const names[] = { "Dauerlast", "Brauchwasser", "Automatik", "Scheitholzbetrieb", "Reinigen", "Ausgeschaltet", "Extraheizen", "Kaminkehrer", "Reinigen" }; if (!id(anlagenzustand_code).has_state()) return {}; int v = (int) id(anlagenzustand_code).state; if (v >= 0 && v < (int)(sizeof(names) / sizeof(names[0]))) return std::string(names[v]); return std::string("----"); - platform: template name: "Kesselzustand" update_interval: 60s lambda: |- static const char* const names[] = { "STÖRUNG", "Kessel Aus", "Anheizen", "Heizen", "Feuererhaltung", "Feuer Aus", "Tür offen", "Vorbereitung", "Vorwärmen", "Zünden", "Abstellen Warten", "Abstellen Warten1", "Abstellen Einschub1", "Abstellen Warten2", "Abstellen Einschub2", "Abreinigen", "2h warten", "Saugen / Heizen", "Fehlzündung", "Betriebsbereit", "Rost schließen", "Stoker leeren", "Vorheizen", "Saugen", "RSE schließen", "RSE öffnen", "Rost kippen", "Vorwärmen-Zünden", "Resteinschub", "Stoker auffüllen", "Lambdasonde aufheizen", "Gebläsenachlauf I", "Gebläsenachlauf II", "Abgestellt", "Nachzünden", "Zünden Warten", "FB: RSE schließen", "FB: Kessel belüften", "FB: Zünden", "FB: min. Einschub", "RSE schließen", "STÖRUNG: STB/NA", "STÖRUNG: Kipprost", "STÖRUNG: FR-Überdr.", "STÖRUNG: Türkont.", "STÖRUNG: Saugzug", "STÖRUNG: Umfeld", "FEHLER: STB/NA", "FEHLER: Kipprost", "FEHLER: FR-Überdr.", "FEHLER: Türkont.", "FEHLER: Saugzug", "FEHLER: Umfeld", "FEHLER: Stoker", "STÖRUNG: Stoker", "FB: Stoker leeren", "Vorbelüften", "STÖRUNG: Hackgut", "FEHLER: Hackgut", "NB: Tür offen", "NB: Anheizen", "NB: Heizen", "FEHLER: STB/NA", "FEHLER: Allgemein", "NB: Feuer Aus", "Selbsttest aktiv", "Fehlerbeh. 20min", "FEHLER: Fallschacht", "STÖRUNG: Fallschacht", "Reinigen möglich", "Heizen - Reinigen", "SH Anheizen", "SH Heizen", "SH Heiz/Abstell", "STÖRUNG sicher", "AGR Nachlauf", "AGR reinigen", "Zündung AUS", "Filter reinigen", "Anheizassistent", "SH Zünden", "SH Störung", "Sensorcheck" }; if (!id(kesselzustand_code).has_state()) return {}; int v = (int) id(kesselzustand_code).state; if (v >= 0 && v < (int)(sizeof(names) / sizeof(names[0]))) return std::string(names[v]); return std::string("----"); - platform: wifi_info ip_address: name: "IP-Adresse" entity_category: diagnostic button: - platform: restart name: "Neustart"