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Control Systems - Uniclima

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ex3)External signalSignal fromremote controllerExternal signal ONIDU ONON by External signalON by remote controller(Cooling, 74ºF)External signal OFFPowerfailurePowerrecoverOFF by Ext. signalExternal signal ONON by External signal(Auto, 76ºF)IDU operationDelay time = 100msDelay time = 100ms Note IDU stands for Indoor Unit.After power reset, if IDU is turn ON by external contact, it starts as Auto mode, 76ºF, Auto fan speed.ex2)External signal ONExternal signalPowerfailurePowerrecoverSignal fromremote controllerIDU ONON by External signalON by remote controller(Cooling, 74ºF)IDU OFFOFF by remotecontrollerAfter power reset,IDU ignores initialexternal signal stateExternal contact control systemIDU operationDelay time = 100ms Note IDU stands for Indoor Unit.After power reset, IDU ignores initial external signal state.129

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