Madimack Heat Pumps Models: InverELITE084, InverELITE1100, InverECO320, InverECO400, InverECO500, InverECO600, InverTITAN090, InverTITAN112, InverTITAN140 RS 485 Connection (Recommended) To enable RS-485 communication, a Madimack...