Title:
TRANSMISSION DEVICE FOR AIR CONDITIONING APPARATUS
Document Type and Number:
Japanese Patent JP3018929
Kind Code:
B2
Abstract:
PURPOSE: To enable centralized control of a plurality of control systems with one centralized controller without complicating wiring of an air conditioning system in total.
CONSTITUTION: A plurality of control systems 8A-8D are so arranged to have outdoor control units 5 and room control units 6 being to transmit or receive signals by internal and external communication signal lines 7. The outdoor control units 5, 5... of the control systems 8A-8D are connected mutually to a centralized control signal line 10 through a relay switch and a centralized controller 9 is connected to the centralized control signal line 10. In the setting of addresses for internal and external units 3, 3... and 4, 4..., with ON/OFF operation of the relay switch, units to which the control units are connected are switched one by one.
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| JP2015017734 | AIR CONDITIONER |
Inventors:
Hisashi Kawakami
Masaharu Sokabe
Koji Kamafusa
Osamu Tanaka
Masaharu Sokabe
Koji Kamafusa
Osamu Tanaka
Application Number:
JP31142494A
Publication Date:
March 13, 2000
Filing Date:
December 15, 1994
Export Citation:
Assignee:
Daikin Industries, Ltd.
International Classes:
F24F11/02; (IPC1-7): F24F11/02
Domestic Patent References:
| JP4121547A |
Attorney, Agent or Firm:
Hiroshi Maeda (2 outside)