Central controlling multi-machine air conditioning system
A technology for centralized control and air conditioning systems, applied in control/regulation systems, heating and ventilation control systems, refrigerators, etc. Air conditioning control system, saving manpower and time, preventing communication errors
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[0033] Preferred embodiments of the present invention will be described in detail below with reference to the accompanying drawings.
[0034] Such as figure 2 As shown, the first embodiment of the centralized control type multi-unit air-conditioning system of the present invention consists of a plurality of indoor units I, a plurality of outdoor units O1-O3 connected to the indoor unit I, and a plurality of outdoor units O1-O3 connected with the plurality of outdoor units O1-O3 respectively. The local control units L1-L3 connected to O3 are composed of a communication protocol conversion unit P. The communication protocol conversion unit P is connected to the local control units L1-L3 through an internal network, and converts the communication standard of the data to be sent / received. so that the local control units L1-L3 can transmit / receive data with the external Internet according to the Ethernet (Ethernet) standard.
[0035] Here, the local unit control units L1 to L3 ca...
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