Element that fully integrates direct expansion Hitachi RPI AC units and Airzone zoning systems, enhancing the performance of the installation:

• ON/OFF depending on the number of zones in demand.
• Automatic mode changeover (Stop, Ventilation, Cooling, Heating or Dry) from master thermostat.
• Automatic fan speed selection based on the number of zones on demand.
• Set-point temperature adjustment based on the set-point temperatures of the zone thermostats of the system and Eco Adapt algorithm.