Alnor recuperator ESPHome
example of YAML config file for ESPHome which works with my recuperator
Alnor HRU MinistrAir-W-250 using Modbus communications
(eg https://klima-sklep.pl/rekuperatory/10025-rekuperator-alnor-hru-ministair-w-250.html)
hardware needed:
- ESP32
- standard converter RS485 to TTL
Modbus connecion:
- pins A2B2 in steering console