| 摘要 |
PROBLEM TO BE SOLVED: To ensure transmission and reception of a sound between units by making use of an existing controlling signal line. SOLUTION: The present controller connects an indoor unit 5 and a bathroom heater 4 to a heat source unit 3 through a signal line so as to receive and transmit a signal, and includes a sound recognition section mounted on the bathroom heater 4 for recognizing a sound of a human and converting it to a character code string, an interface section mounted on the bathroom heater 4 for sending an output of the sound recognition section to the heat source unit 3 through a signal line, a signal reception section mounted on the indoor unit 5 for receiving an output from the heat source side unit 3, and a speaker mounted on the indoor unit 5 for synthesizing and outputting a sound corresponding to the output received by the signal reception section. |
