Title:
HOT WATER SUPPLY DEVICE
Document Type and Number:
Japanese Patent JP2019158275
Kind Code:
A
Abstract:
To provide a hot water supply device capable of quickly determining water leakage.SOLUTION: A hot water supply device includes: first hot water supply means for supply hot water to a hot water supply destination; temperature detection means for detecting a hot water supply temperature to the hot water supply destination; impeller-type flow rate sensor provided in a hot water supply path to the hot water supply destination to output a pulse corresponding to a flow rate; control means for determining whether a hot water supply state in which hot water is supplied to the hot water supply destination or a hot water non-supply state in which hot water is not supplied to the hot water supply destination on the basis of a pulse number per hour of the flow rate sensor; and notification means for notifying information. The control means causes the notification means to notify the occurrence of water leakage in the case that a detected temperature of the temperature detection means exceeds a predetermined range to change in the hot water non-supply state.SELECTED DRAWING: Figure 2
Inventors:
MURAKI TOMOHIKO
SUDO MASAYUKI
SUDO MASAYUKI
Application Number:
JP2018047547A
Publication Date:
September 19, 2019
Filing Date:
March 15, 2018
Export Citation:
Assignee:
MITSUBISHI ELECTRIC CORP
International Classes:
F24H1/00; F24H1/18
Domestic Patent References:
| JP2010175192A | 2010-08-12 | |||
| JP2009174811A | 2009-08-06 | |||
| JPH1123062A | 1999-01-26 | |||
| JP2009168391A | 2009-07-30 |
Attorney, Agent or Firm:
Mamoru Takada
Hideki Takahashi
Yasuo Koizumi
Hideki Takahashi
Yasuo Koizumi