Separation type air conditioner

Details Separation type air conditioner Separation type air conditioner

1981-04-28

1985-07-02

Tanner, Harry

Refrigeration

With indicator or tester

Operatively correlated with automatic control

62180, 34087039, 371 34, F25B 4900

Patent

active

045260109

ABSTRACT:
A separated-unit type air conditioner including indoor, outdoor and remote controller units all of which are provided at different locations. Each of the units is provided with a single pair of connecting terminals to which a control device such as a microcomputer is coupled. Data transmission between units is carried out on a single pair of connecting terminals utilizing a high frequency modulated signal. A DC power supply is provided in one of the indoor or outdoor units which supplies DC power to the other units upon the single pair of control lines.

REFERENCES:
patent: 3303470 (1967-02-01), Brixner et al.
patent: 3562729 (1971-02-01), Hurd
patent: 3717858 (1973-02-01), Hadden
patent: 3805234 (1974-04-01), Masters
patent: 4127845 (1978-11-01), Dansbach et al.
patent: 4183223 (1980-01-01), Alsenz
MCS-85 User's Manual, Intel Corporation, 3065 Bowers Avenue, Santa Clara, Calif. 95051, Jan. 1978.
Phase-Locked Loop Data Book, Exar Integrated Systems, Inc., P.O. Box 62229, Sunnyvale, Calif. 94088, Nov. 1979.

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