UP/DOWN SWING LOUVRE The up/down louvre automatically swings up and down. AUTO RESTART Should there be temporary loss of power; the unit will automatically restart itself in the same operating mode, once the power is restored. PROGRAM TIMER This timer allows selection of one of four options. ON, OFF, ON OFF, or OFF ON. CONTROL PORT External inputs and outputs contained within the product allow on/off control, fresh air interlock connection and heater bank element connection. UTD-ECS5A* (optional parts). * Selected ducted units only. ALL DC With All DC, electricity loss is decreased and power consumption reduced. AUTO-CHANGEOVER The unit automatically switches between heating and cooling modes based on the temperature setting and room temperature. HUMAN SENSOR Human sensor catches movements of people in a room. AUTOMATIC AIR FLOW ADJUSTMENT When auto mode is selected for the fan, the micro-processor adjusts the airflow to follow changes in room temperature. SLEEP TIMER The micro-processor gradually changes the room temperature, allowing you to sleep comfortably at night. ECONOMY MODE Limits the maximum operation current, and performs operation with the power consumption suppressed. ON-OFF TIMER ON-OFF timer can be set to operate once every 24 hours. BLUE FIN HEAT EXCHANGER Corrosion-resistance of the heat exchanger in coastal areas has been improved by blue fin treatment of the outdoor unit heat exchange. WEEKLY TIMER Different on-off times can be set for up to 7 days.
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