UPDATE DEVICE, INDOOR AND OUTDOOR UNIT, UPDATE SYSTEM, UPDATE METHOD, AND PROGRAMME

This update device is connected to a communication line connecting a plurality of indoor and outdoor units, and comprises: a reduction instruction unit which transmits, to a plurality of indoor and outdoor units, an instruction to reduce the communication frequency of control signals transmitted and...

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Bibliographische Detailangaben
Hauptverfasser:	YOKOHAMA Koji, TAKAHASHI Kazuyoshi
Format:	Patent
Sprache:	eng
Schlagworte:	AIR-CONDITIONING, AIR-HUMIDIFICATION, VENTILATION, USE OF AIRCURRENTS FOR SCREENING BLASTING CALCULATING COMPUTING COUNTING ELECTRIC DIGITAL DATA PROCESSING HEATING LIGHTING MECHANICAL ENGINEERING PHYSICS RANGES VENTILATING WEAPONS
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Beschreibung
Zusammenfassung:	This update device is connected to a communication line connecting a plurality of indoor and outdoor units, and comprises: a reduction instruction unit which transmits, to a plurality of indoor and outdoor units, an instruction to reduce the communication frequency of control signals transmitted and received between the plurality of indoor and outdoor units via the communication line; an update processing unit which carries out a programme update processing on target indoor or outdoor units; and a restoration instruction unit which transmits, to the plurality of indoor and outdoor units, an instruction to restore the communication frequency of the control signals.