Electric device and method of normality determination for communication function in such an electric device

A normality determination unit determines that a communication function for an outdoor unit of its own is normal when receiving a signal from one of indoor units, and writes a normality flag into an EEPROM. Further, the normality determination unit determines that it is not asserted that the communi...

Full description

Saved in:
Bibliographic Details
Main Authors MIYABA YASUAKI, SUMIDA HISASHI, UEDA SUNAO
Format Patent
LanguageEnglish
Published 02.08.2011
Subjects
AIR-CONDITIONING, AIR-HUMIDIFICATION, VENTILATION, USE OF AIRCURRENTS FOR SCREENING
ALARM SYSTEMS
BLASTING
HEATING
LIGHTING
MECHANICAL ENGINEERING
ORDER TELEGRAPHS
PHYSICS
RANGES
SIGNALLING
SIGNALLING OR CALLING SYSTEMS
TRANSMISSION SYSTEMS FOR MEASURED VALUES, CONTROL OR SIMILARSIGNALS
VENTILATING
WEAPONS
Online AccessGet full text

Cover

More Information
Summary:A normality determination unit determines that a communication function for an outdoor unit of its own is normal when receiving a signal from one of indoor units, and writes a normality flag into an EEPROM. Further, the normality determination unit determines that it is not asserted that the communication function for the outdoor unit of its own is normal when not receiving a signal from any of the indoor units for a predetermined time period, and deletes the normality flag in the EEPROM.
Bibliography:Application Number: US20070225659