To simplify a system by performing communication for indicating hot water supply-heating operation with a heat source machine by one repeater, when both a hot water supply remote controller and a floor heating remote controller are a radio remote controller.
The repeater 5 is provided with a repeater radiocommunication means 17 communicable with both a radio floor heating remote controller 3 and a radio hot water supply remote controller 4; and is provided with a data conversion means 17 for converting the communication content with the radio floor heating remote controller into a bidirectional communication protocol unified in the industry, and converting the communication content with the radio hot water supply remote controller 4 into a cable communication protocol original in a maker; and can control heating and a hot water supply bath by one repeater 1.
COPYRIGHT: (C)2005,JPO&NCIPI
Chie Naganuma
Hirokazu Goto
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Daisuke Nagano